Predict the major organic product when trans-1-chloro-2-methylcyclohexane is heated with concentrated sodium ethoxide [dissolved in ethanol/dimethyl sulfoxide (DMSO) as the solvent]. Cl

+CH 3

CH 2

−OΘ /Na

( in EtOH/DMSO
3.0MCH 3

CH 2

ONa/Δ

Oc D. E.

Answers

Answer 1

The major organic product when trans-1-chloro-2-methylcyclohexane is heated with concentrated sodium ethoxide in ethanol/dimethyl sulfoxide (DMSO) as the solvent is expected to be 2-methylcyclohexanol.

This reaction is a nucleophilic substitution reaction where the sodium ethoxide acts as a nucleophile and attacks the chlorine atom, replacing it with an ethoxide ion and forming an intermediate alkoxide. The intermediate alkoxide can then undergo an elimination reaction, leading to the formation of the alcohol product. The reaction is expected to occur with Markovnikov's rule, meaning that the hydrogen from the alkoxide will add to the less substituted carbon in the intermediate, leading to the formation of 2-methylcyclohexanol. the major organic product when trans-1-chloro-2-methylcyclohexane is heated with concentrated sodium ethoxide [dissolved in ethanol/dimethyl sulfoxide (DMSO) as the solvent]. Cl

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Related Questions

Hydrogen (H₂) gas and oxygen (O₂) gas react to form water (H₂O) vapor. Suppose you have 3.0 mol of H₂ and 7.0 mol of O₂ in a reactor.
Suppose as much as possible of the H₂ reacts. How much will be left? Round your answer to the nearest 0.1 mol.

Answers

Answer:

1.5 moles

Explanation:

The balanced chemical equation for this reaction is:

2H₂ + O₂ → 2H₂O

This means that 2 moles of hydrogen reacts with 1 mole of oxygen to form 2 moles of water.

Since we have 3.0 moles of hydrogen and 7.0 moles of oxygen, the limiting reactant will be hydrogen (H₂). The amount of oxygen that can react with the available hydrogen is equal to half the amount of hydrogen, which is (3.0 moles / 2) = 1.5 moles.

So, after the reaction, we will have 3.0 moles - 1.5 moles = 1.5 moles of hydrogen left. Rounding to the nearest 0.1 mol, the answer is 1.5 moles.

What is the exact value of sin⁡(157.5°)?

THE ANSWER IS B. √2-√2 / 2

points if anyone wants the answer is here^^

Answers

i love you and where are you from

What mass of naphthalene must be dissolved in 2.30 x 10^2 g of benzene to give a solution with a freezing point 31.0 C below that of pure benzene?

Answers

178.2g is the mass of naphthalene that must be dissolved in 2.30 x 10² g of benzene to give a solution with a freezing point 31.0 C below that of pure benzene.

What is naphthalene?

Naphthalene is an organic molecule with the chemical formula C₁₀H₈. It is the most basic polyaromatic hydrocarbon, a white crystallized solid with a distinctive odor perceptible at levels as low as 0.08 percent by mass.

The structure of naphthalene as an aromatic compound is a bonded pair of aromatic ring. It is most well-known as the major component in traditional mothballs.

ΔT= i×Kf×m

31.0= 1×5.12×m

m= 31.0/5.12=6.05mol/kg

6.05 = number of mole/ weight of solvent

6.05 = number of mole/230

number of mole= 6.05×230=1391.5moles

mass of naphthalene=13.915moles×128.1=178.2g

Therefore, 178.2g is the mass of naphthalene.

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Write the ionic and net-ionic equations for Na2[Zn(OH)4] + H2S = ZnS + 2 NaOH + 2 H2O

Answers

The ionic equation for the reaction between Na2[Zn(OH)4] and H2S is:

Na2[Zn(OH)4] + 2H+ + 2S2- -> ZnS + 2Na+ + 4OH- + 2H2O

Writing  ionic equations

The ionic equation for the reaction between Na2[Zn(OH)4] and H2S is:

Na2[Zn(OH)4] + 2H+ + 2S2- -> ZnS + 2Na+ + 4OH- + 2H2O

The net-ionic equation, which shows only the species that are involved in the reaction, is:

Zn2+ + S2- -> ZnS

In this reaction, the sodium zinc hydroxide (Na2[Zn(OH)4]) reacts with hydrogen sulfide (H2S) to form zinc sulfide (ZnS), sodium hydroxide (NaOH), and water (H2O). The hydrogen ions (H+) and sulfide ions (S2-) are spectator ions, as they do not participate in the reaction and their presence does not affect the reaction outcome.

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Assuming equal concentrations and complete dissociation, arrange these aqueous solutions by their freezing points. K3PO4, Na2Co3, Na2Co3

Answers

The correct order for the freezing point of the solution will be [tex]\mathrm{K_3PO_4 < Na_2CO_3 < NaNO_3}[/tex]

What is freezing ?

Freezing is the process of cooling a substance to a temperature below its freezing point, which is the temperature at which a liquid turns into a solid. This process occurs naturally when the temperature of a liquid decreases to the freezing point or below. When a liquid freezes, its molecules slow down and become arranged in a solid crystal lattice structure. Freezing is often used in food preservation, as freezing temperatures prevent the growth of microorganisms and slow down the breakdown of chemical compounds. Freezing can also be used for other purposes, such as medical applications, where tissue samples are frozen for later analysis.

The number of ions formed by the dissociation of 1 molecule of [tex]\mathrm{Na_2CO_3, NaNO_3 \quad}[/tex] and [tex]\mathrm{ K_3PO_4}[/tex] are 3,2 and 4 respectively.

Hence, the correct order fro the vant Hoff,s factor i and the depression in the freezing point will be [tex]\mathrm{NaNO_3 < Na_2CO_3 < K_3PO_4}[/tex]

Hence, the correct order for the freezing point of the solution will be [tex]\mathrm{K_3PO_4 < Na_2CO_3 < NaNO_3}[/tex]

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Correct question:

Assuming equal concentrations and complete dissociation, rank these aqueous solutions by their freezing points. Na2Co3, NaNo3, K3PO4.

Consider the following reaction in aqueous solution: 5Br−(aq)+BrO3−(aq)+6H+(aq)⟶3Br2(aq)+3H2O(l)semantics If the rate of disappearance of Br–(aq) at a particular moment during the reaction is 0.113 M/s, what rate is H+(aq) being consumed at that moment?

Answers

The rate of the disappearance of Br- in this reaction is given,  0.113 M/s. Then, the rate of consumption of H+ ion in this reaction is 0.09 M/s.

What is reaction rate ?

The rate of a reaction is the rate of disappearance of the reactants or the rate of formation of the products. Hence, the rate of the reaction in terms of reactants is expressed in negative sign and that of products is written in positive sign.

From the reaction we can write the rate of reaction as:

5 - d [Br-]/dt = 6 - d [H+]/dt = d [Br₂]/dt

Given that, - d [Br-]/dt = 0.113 M/s

The rate of consumption of H+ ion at the given moment is calculated as follows:

d [H+]/dt = 5/6   d [Br-]/dt

               = 5/6 × 0.113 M/s

               = 0.09 M/s.

Therefore, 0.09 M/s rate  of H+ being consumed at that moment.

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8) For the equilibrium
A + B ⇌ C + D
K was measured to be 1.51 × 10⁻² at 25 °C and 255.0 at 600 °C. What is ∆S° for the reaction? Assume ∆H° and ∆S° are temperature independent.

9) The neutralization of a strong acid and strong base has an enthalpy change, ∆H°, = -55.9 kJ/mol. The net ionic equation for this reaction is
H⁺(aq) + OH⁻(aq) ⇌ H₂O(l)
which is the reverse of the autoionization of water, and therefore its equilibrium constant, K = 1.0 × 10¹⁴ at 25 °C. You can determine ∆S° from this data. Use the ∆H° and ∆S° values to calculate ∆G° at 70 °C. Assume ∆H° and ∆S° are temperature independent.

Answers

Answer:

For the equilibrium A+B⇌C+D, the entropy change is determined by ∆S° = -R lnK, where R is the gas constant and K is the equilibrium constant. Therefore, ∆S° = -R ln1.51 × 10⁻² = -8.37 J/K.

For the neutralization of a strong acid and strong base, ∆S° = -R lnK = -R ln1.0 × 10¹⁴ = -137.1 J/K.

The enthalpy change is ∆H° = -55.9 kJ/mol. Using this data, ∆G° at 70 °C can be determined by ∆G° = ∆H° - (T x ∆S°), where T is the temperature in Kelvin. Therefore, ∆G° = -55.9 kJ/mol - (343.15 K x (-137.1 J/K)) = -37.4 kJ/mol.

I get really confuzed on this one Xane learned about single substances and mixtures of substances in his science class today. His mom asked him to tell her the difference between these two kinds of things.

Xane answered, "Single substances are objects made up of one material. Mixtures are made up of _______ material(s)."
A.
more than one
B.
one
C.
only two
D.
no

Answers

"Single substances are objects made up of one material. Mixtures are made up of more than one material(s)." Therefore, option A is correct.

What are mixtures ?

A mixture is a material composed of two or more chemical substances that are not chemically bonded. A mixture is the physical combination of two or more substances that retain their identities and are mixed in the form of solutions, suspensions, and colloids.

A chemical substance is made up of a single type of atom or molecule. A mixture is made up of non-chemically bonded atoms or molecules of various types. A heterogeneous mixture is one that contains two or more chemical substances that can be visually distinguished.

Thus, option A is correct.

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Fermentation occurs when there is no usable external electron acceptor (like O2) available for respiration. Fermentation products are made following glycolysis as a result of reactions that __________.

Answers

Fermentation occurs when there is no usable external electron acceptor (like O2) available for respiration. Fermentation products are made following glycolysis as a result of reactions that oxidise NADH so that NAD+ can be reused again in glycolysis.

In the absence of oxygen, carbohydrates are broken down by the enzymes of microorganisms during fermentation. Because they possess distinctive sets of metabolic genes, microorganisms like bacteria and fungus are able to develop enzymes that can break down various kinds of sugar compounds to restore NAD+ so that glycolysis can proceed. to produce around 32 ATP when oxygen is present to make it possible for cells to live without ATP.

Although fermentation can result in a variety of products, the most prevalent ones are ethanol, lactic acid, carbon dioxide, and hydrogen gas (h2). commercial applications for these materials include use in food, vitamins, medications, and industrial chemicals.

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How many grams of NaBr are required to prepare 100mL of a 0.75 M solution?

Answers

The formula for molarity is:

M = n/V

Where:

M is molarity

n is the number of moles

V is the volume in liters

We know the volume is 100 mL, so we need to convert it to liters:

100 mL = 0.1 L

Now we can calculate the number of moles needed for a 0.75 M solution:

n = M × V

n = 0.75 × 0.1

n = 0.075 moles

Finally, we can use the moles to calculate the number of grams of NaBr:

n = m/M

m = n × M

m = 0.075 moles × 102.9 g/mol

m = 7.72 g

So, we would need 7.72 grams of NaBr to prepare 100 mL of a 0.75 M solution.

What is molarity?

The concentration of a solute in a solution is expressed using the unit of measurement known as molarity. It is designated by the symbol "M" and is defined as the number of moles of solute present in one liter of solution. In chemistry, biochemistry, and analytical chemistry, molarity is frequently employed to express the concentration of a solution in a consistent and quantitative way. The number of moles of solute divided by the number of liters of the solution is the definition of molarity, a concentration unit in chemistry.

A chemical species' concentration in a solution, specifically the amount of a solute per unit volume of solution, is measured by its molar concentration. The number of moles per liter, denoted by the unit sign mol/L, is the most often used molarity unit in chemistry.

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Write the empirical formula of at least four binary ionic compounds that could be formed from the following ions:
Mg2+, Al3+, F−, O2−

Answers

Answer:

Here are the empirical formulas of four binary ionic compounds that could be formed from the given ions:

- MgF2 (magnesium fluoride)

- Al2O3 (aluminum oxide)

- MgO (magnesium oxide)

- AlF3 (aluminum fluoride)

The empirical formula of an ionic compound gives the simplest whole-number ratio of the ions present in the compound. The formula is determined by balancing the charges of the cation and anion so that the compound as a whole is electrically neutral.

Explanation:

The empirical formula of a compound is the simplest whole-number ratio of the atoms in the compound. Binary ionic compounds are formed by the combination of a metal cation with a non-metal anion.

In this case, the given ions are Mg2+, Al3+, F−, and O2−. To form binary ionic compounds, we need one cation and one anion.

Here are some possible combinations of these ions, along with their empirical formulas:

- Mg2+ and F−: MgF2

- Al3+ and F−: AlF3

- Mg2+ and O2−: MgO

- Al3+ and O2−: Al2O3

In each case, the positive and negative charges of the ions balance to form a neutral compound. The empirical formula is found by writing the subscripts for each element in the simplest ratio that achieves this balance.

Can someone help with this molality question, its already solved. Im confused as to why -iKf is -20.0°C/m​

Answers

The Molar mass of the mass of the substance 94.33 g/mol.

What is the freezing point?

The freezing point is the temperature at which a liquid changes its state to a solid, under normal atmospheric pressure. At the freezing point, the liquid and solid phases of a substance coexist in thermal equilibrium, and the heat energy added to the substance is used to overcome the intermolecular bonds holding the liquid particles together, allowing them to form a crystal lattice structure characteristic of a solid.

Given that;

ΔT = K m i

K = freezing constant

m =  molality

i = Vant Hoff factor

Thus we have that;

m = ΔT/K i

m = 1.06/1 * 20

m = 0.053 m

Then we have;

Molality = Number of moles/Mass of solute in Kg

0.053 = 0.1/M/20 * 10^-3

0.053 = 0.1/20 * 10^-3 M

M = 0.1/20 * 10^-3 * 0.053

M = 94.33 g/mol

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help me need to get done

Answers

The chemical equation of making sandwich is 2Bd + Ch ⇒ Bd₂Ch. Therefore, option A is correct.

What is chemical equation ?

They are equations that represent chemical reactions using chemical formulae and symbols. The reactants are represented on the left side of a chemical equation, while the products are represented on the right.

This module explains the shorthand writing used to express how atoms are rearranged to create new compounds during a chemical reaction.

In the chemical equation of making sandwich is 2Bd + Ch ⇒ Bd₂Ch. There are two bread and on cheese is present.

Thus, option A is correct.

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There are two electrons in the lowest energy level, and eight electrons in each of the next two energy levels. Which of the following would be most likely to donate an electron in a chemical reaction? oxygen with 8 electrons. carbon with 6 electrons nitrogen with 7 electrons sodium with 11 electrons. chlorine with 17 electrons

Answers

The most likely element to donate an electron in a chemical reaction is chlorine with 17 electrons.

The electron configuration of chlorine is [tex][Ne] 3s^2 3p^5[/tex], which means that it has 7 electrons in its outermost energy level (3p). In a chemical reaction, elements with a large number of electrons in their outer energy level are more likely to donate electrons, as they are more likely to form a stable electron configuration by losing electrons.

Oxygen with 8 electrons is less likely to donate an electron as it has a full outer energy level. Carbon with 6 electrons and nitrogen with 7 electrons both have electron configurations that are less likely to form a stable configuration by losing electrons. Sodium with 11 electrons is likely to donate an electron as it only has one electron in its outer energy level, but it is not as likely as chlorine with 17 electrons.

In conclusion, chlorine is the most likely to donate an electron in a chemical reaction due to its electron configuration with a large number of electrons in its outer energy level.

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A)
According to the model, what is the most likely description that addresses the change that is occurring as the salt dissolves?
B)
9
D)
The enthalpy is negative.
The reaction is exothermic.
The process is not spontaneous.
NaCl
The entropy increases in the system.
- 0

Answers

The Gibbs free energy change, G, is negative due to the entropy term, despite the fact that the enthalpy change is a positive amount, indicating that the dissolution is spontaneous.

Which of the procedures will result in a reduction in system entropy?

A process that produces a final state that is more disordered than the starting state is said to produce positive entropy when S>0 S > 0. Positive entropy phase shifts occur during processes including melting, boiling, and sublimation (solid to gas).

How is the endothermic/exothermic nature of a reaction predicted using enthalpy?

The reaction is endothermic when the enthalpy of the reactants is greater than the enthalpy of the products. The reaction is exothermic when the enthalpy of the products is greater than the enthalpy of the reactants.

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HELP

cell membrane
nucleus
DNA
cytoplasm
ribosome

Answers

Answer:

Explanation:

1. cytoplasm

2. Nucleus

3. cell membrane

4. ribosome (looks like some other organelle but since ribosome is the only option left. I think its alright, and I'm pretty sure the rest is correct)

5. DNA

1. cell membrane

2. nicleus

3. cytoplasm

4. ribsome

5. DNA

which sql clause used with the query select* from package would be the most likely to yield the following results?

Answers

The exact SQL clause to use with the query "SELECT * FROM package" depends on the desired results.

The SQL clause to use with the query "SELECT * FROM package" depends on the desired results. The WHERE clause can be used to filter data and only return rows that meet a condition. The GROUP BY clause can be used to aggregate data and group rows based on columns. The HAVING clause can be used to filter aggregated data. The ORDER BY clause can be used to sort the data. The combination of these clauses can create complex queries to filter, aggregate, and sort data to meet specific needs.

For example, "SELECT recipient, SUM(weight) FROM package GROUP BY recipient HAVING SUM(weight) > 50 ORDER BY weight DESC" would return recipients with total weight greater than 50, sorted by weight in descending order.

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A student measures the volume of water displaced by the same metal sample as 5.4 mL, 5.8 mL, and 5.5 mL for his three determinations. Determine the median volume.​

Answers

According to the given information the median volume is 172.26 ml³.

How would you define volume?

Throughout three dimensions, everything takes up some area. The quantity being measured here is the area's volume. The volume of an item in 3 components is the area occupied inside its boundaries. It is referenced to as an object's capability on occasion.

How do you teach a learner about volume?

The concept of "volume" refers to how much space an item takes up. In other words, volume is an indication of an object's size, quite as height, width, and length are. If an item is hollow or empty, it can store the same volume of water. At home, try this: Pick up a big glass and a smaller cup.

Median Volume = l × b × h

= 5.4ml × 5.8ml × 5.5ml

= 172.26 ml³

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Given 10.0 g of each of the following elements (N2, O2, C, S) choose the correct answer from the following choices. Highest number of atoms: Choose... + Greatest molar mass: Choose... Greater number of molecules: Ny or O, Choose.... Calculate the number of moles of Natoms in 1.00 x1022 Ny molecules.

Answers

The number of moles of N atoms in 1.00 x1022 Ny molecules is 1.66 ₓ 10⁻² mol.

What do you mean by mole ?

The term mole is defined as the amount of substance of a system which contains as many elementary entities.

1 mole is equal to 6.023 × 10 ²³ molecules.

10 gm of Nitrogen gas having number of mol = mass/ molar mass

n =10 / 28

n = 0.3571 mol

number of nitrogen molecule is 0.3571 × 6.0221023 molecules

= 2.151023 molecules

number of nitrogen atoms = 20.3571 × 6.0221023 atoms

= 4.301023 atoms

b. 10 gm of oxygen gas having no of mol = mass / molar mass

n = 10/32

n= 0.3125 mol

number of oxygen atoms = 0.3125 × 6.0221023 molecules

= 1.881023 molecules

number of oxygen atoms = 20.3125 × 6.0221023 atoms

= 3.761023 atoms

c. 10 gm of carbon having no of mol = mass / molar mass

n = 10 / 12

n= 0.83 mol

number of Carbon atoms = 0.83 × 6.0221023 atoms

= 4.9991023 atoms

d. 10 gm of sulfur having no of mol = mass / molar mass

n = 10 / 32

n= 0.3125 mol

number of nitrogen atoms = 0.3125 × 6.0221023 atoms

= 1.881023 atoms

So, the highest number of atom is 10 gm Carbon.

and greatest molar mass has sulfur and oxygen if sulfur is taken as octaatomic as sulfur has greatest molar mass.

here nitrogen has the greatest number of molecule.

Therefore, 6.022× 10²³ molecules of N2 gas contain 1 mol

so, 1 × 10²² molecule of N2 gas having  

= 0.166 ₓ 10-1

= 1.66 ₓ 10⁻² mol.

Thus, the number of moles of N atoms in 1.00 x1022 Ny molecules is 1.66 ₓ 10⁻² mol.

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Assuming the reaction is first order in sucrose, determine the mass of sucrose that is hydrolyzed when 2. 60 l of a 0. 160 m sucrose solution is allowed to react for 200 min.

Answers

Approximately 71.1 grams of sucrose would be hydrolyzed when 2.60 L of a 0.160 M sucrose solution is allowed to react for 200 minutes, assuming the reaction follows first-order kinetics.

To calculate the mass of sucrose hydrolyzed, we need to first determine the amount of sucrose (in moles) present in the solution, using the formula:

moles of sucrose = concentration of sucrose x volume of solution

moles of sucrose = 0.160 mol/L x 2.60 L = 0.416 mol

Since sucrose (C12H22O11) is hydrolyzed into glucose (C6H12O6) and fructose (C6H12O6), we know that one mole of sucrose yields two moles of product. Therefore, the number of moles of product formed will be twice the number of moles of sucrose hydrolyzed.

mol of sucrose hydrolyzed = 0.416 mol / 2 = 0.208 mol

Finally, we can use the molar mass of sucrose (342.3 g/mol) to calculate the mass of sucrose hydrolyzed:

mass of sucrose hydrolyzed = 0.208 mol x 342.3 g/mol = 71.1 g

Therefore, approximately 71.1 grams of sucrose would be hydrolyzed when 2.60 L of a 0.160 M sucrose solution is allowed to react for 200 minutes, assuming the reaction follows first-order kinetics.

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hydrogen ion concentration (ph) in blood is usually determined by means of which of the following electrodes?

Answers

Hydrogen ion concentration (pH) in blood is usually determined by means of glass or silver/silver chloride electrodes.

These electrodes consist of a silver/silver chloride anode and a platinum wire cathode, and can measure the hydrogen ion activity in the sample.

The glass pH electrode is a type of electrode that is composed of a special glass membrane which is sensitive to hydrogen ions. This glass membrane is usually composed of a special combination of boron and silicate ions, which react to changes in the hydrogen ion concentration.

A pH electrode is an analytical sensor used to measure the potential of hydrogen (pH) in a solution. It consists of two electrodes, a sensor electrode and a reference electrode, which measure the hydrogen-ion activity in the solution. The exchange of ions between the two electrodes is what allows the pH to be measured. The sensor electrode is usually made of glass and is sensitive to specific ions, while the reference electrode is typically made of silver chloride and is used to measure the reference potential of the solution.

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Hydrogen ion concentration (ph) in blood is usually determined by means of which of the following electrodes?

Bilirubin diglucuronideCeruloplasminsilver/silver chloride electrodes.

38.02 gram sample of a hydrate of MnSO4 was heated thoroughly in a porcelain crucible, until its weight remained constant. After heating, 20.72 grams of the anhydrous compound remained. What is the formula of the hydrate?

Answers

Answer:

MnSO4 *7H2O

Explanation:

Total mass of water and Magnesium sulfate           38.02

Mass of anhydrous                                                   - 20.72

                                                                               -------------------

Mass of water                                                              17.3

20.72g MnSO4 * [tex]\frac{1 mol MnSO4}{151 g MnSO4}[/tex] = 0.137 mol MnSO4

17.3g H2O* [tex]\frac{1 mol H2O}{18 g H2O}[/tex] = .961 mol H2O

[tex]\frac{.961 mol H2O}{.137 mol MnSO4}[/tex] ≈ 7 mol H20 for every 1 mol MnSo4

ORGANIC CHEMISTRY
Could I get some help answering these questions? :)

Answers

The conformations of the compound are shown in the image attached.

What is a conformation of cyclohexane?

A conformation of cyclohexane is a three-dimensional arrangement of its atoms in space. Cyclohexane is a six-carbon ring molecule and its most common conformations are chair and boat. The chair conformation is the more stable of the two, in which all of the carbons are coplanar and the molecule adopts a chair-like shape.

The boat conformation, in which one set of carbons is twisted out of the plane of the ring, is less stable due to the formation of axial-equatorial interactions. The chair and boat conformations are interconvertible, and the energy difference between the two depends on various factors such as substituents on the ring, temperature, and solvent.

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A gas has a pressure of 1.43 atm and occupies
a volume of 7.7 L. If the gas is compressed to
a volume of 1.64 L, what will its pressure be,
assuming constant temperature?

Answers

Answer:

Explanation:

The pressure of a gas can be calculated using the ideal gas law, which states that PV = nRT, where P is the pressure, V is the volume, n is the number of moles of gas, R is the ideal gas constant, and T is the temperature in kelvin.

Assuming that the number of moles of gas and the temperature remain constant during the compression, the pressure of the gas after compression can be calculated as follows:

P2 = (nRT) / V2 = (nRT) / 1.64 L

where P2 is the pressure after compression and V2 is the volume after compression. To find P2, we need to substitute the known values into the equation:

P2 = (1.43 atm * 7.7 L) / 1.64 L = 6.76 atm

So, the pressure of the gas after compression will be 6.76 atm.

lodine trichloride is produced in a two-step process, represented by the following balanced equations: I2 (s) + CI2 (g) → 2ICI(s); and ICI (s) + CI2 (g) → ICI3 (s). Select all the statements that correctly describe how to write a complete balanced equation for the overall process Check all that apply. a. The overall equation is given by I2 (s) + 3CI2 (G) → 2ICI3 (s). b. The second equation must be subtracted from the first. c.The second equation must be multiplied by 2 d.The first equation must be multiplied by 2. e.The overall equation is given by I2 (s) + 2CI, (g) + 2ICI (s)→ 2ICI3 (s).

Answers

According to the statement, the correct statements to describe a complete balanced equation for the overall process are:

I2 (s) + 3CI2 (G) → 2ICI3 (s).I2 (s) + 2CI, (g) + 2ICI (s)→ 2ICI3 (s).

To obtain a complete balanced equation for the overall process of producing iodine trichloride, we need to add the two given equations and cancel out any common species on both sides of the equation.

The balanced equations are:

I2 (s) + CI2 (g) → 2ICI(s) (1)

ICI (s) + CI2 (g) → ICI3 (s) (2)

Adding equation (1) and equation (2) gives:

I2 (s) + 2CI2 (g) + ICI (s) → 2ICI3 (s)

Thus, the overall equation for the two-step process is:

I2 (s) + 2CI2 (g) + ICI (s) → 2ICI3 (s)

Therefore, statements (a) and (e) are correct, while statements (b), (c), and (d) are incorrect.

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According to the latest report of transparency International, which is the country having maximum corruption in the world​

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Answer:

Denmark, Finland, New Zealand, Norway, Singapore, and Sweden are perceived as the least corrupt nations in the world, ranking consistently high among international financial transparency, while the most apparently corrupt are Somalia (scoring 12), Syria and South Sudan (both scoring 13).

Write the ionic and net-ionic equations for H2[CoCl4] + 4 NH4SCN = H2[Co(SCN)4] + 4 NH4Cl

Answers

Ionic Equation: H2[CoCl4] + 4 NH4SCN → H2[Co(SCN)4] + 4 NH4Cl

Net Ionic Equation: CoCl4^2- + 4 NH4SCN → Co(SCN)4^2- + 4 NH4Cl

How is an ionic equation written?

By dissolving all soluble ionic chemicals (those denoted with a (aq)) into their corresponding ions, the ionic equation can be written. To demonstrate that an ion is present in solution, it should be displayed with its charge and a (aq). To display the quantity of each ion present, use coefficients.

What is the formula for net ions?

The compounds that are directly engaged in the chemical reaction are the only ones that are shown in the net ionic equation.

Ionic reaction: what is it?

Ionic reactions take place when two compounds exchange electrons, which can result in the formation of positively or negatively charged ions.

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Which of the following considerations are applicable when choosing a suitable recrystallization solvent? (TRUE / FALSE) Should have a boiling point that is ~ 30-50 °C above room temperature. Does not dissolve impurities at all temperatures or completely dissolves impurities at all temperatures. Should be unreactive toward the compound of interest. Offers minimal solubility of the compound to be purified at room and lower temperatures. Its solubility-temperature relationship to the compound should give a curve with a low slope. Submit Answer Tries 0/5 In recrystallization from boiling water of benzoic acid contaminated with acetanilide, you begin with an impure sample of 5.3 grams. If the % composition of the acetanilide impurity in the sample is 3.7 %, what is the minimum amount in mL of solvent (water) required for the recrystallization? (Answer format - e.g., 33.2 mL should be entered without any units) Compound Benzoic Acid Acetanilide Solubility in water at 25C 0.34 g/100ml 0.53 g/100mL Solubility in water at 100C 5.6 g/100ml 5.5g/100 ml Your answer Submit Answer Tries 0/10 Outlined below are statements describing the general procedure followed during the purification of a solid by recrystallization. Order the process from start to finish. ، ، ، ، ، ، Remove undissolved material by gravity filtration of hot solution. Obtain the melting point of solid and calculate % recovery. Add decolorizing charcoal to the hot solution to remove the color impurity. Isolate the crystallized solid by vacuum (suction) filtration on Buchner funnel. Dissolve the impure solid in hot recrystallization solvent. Determine the approximate volume of solvent required for recrystallization.

Answers

The considerations which are applicable in a suitable recrystallization solvent are: should have a boiling point that is ~ 30-50 °C, Should be unreactive, Offers minimal solubility and solubility-temperature relationship. Option A, C, D and E will be correct.

This statement is true. Because the solvent should have a boiling point that is around 30-50 °C higher than the melting point of the compound to be recrystallized in order to achieve efficient dissolution and crystal formation.

This statement is false. Because a good recrystallization solvent should dissolve the compound of interest well at high temperatures but not at all or only slightly at lower temperatures. Ideally, the impurities should dissolve well at all temperatures, so that they can be separated from the compound of interest during the filtration step.

This statement is true. Because the solvent should not react with the compound of interest, which would affect the purity of the final product.

This statement is true. Because the solvent should have minimal solubility for the compound to be purified at room temperature and lower temperatures, but should dissolve the compound well at higher temperatures in order to achieve efficient recrystallization.

This statement is true. Because the solubility-temperature relationship for the solvent and the compound should have a low slope in order to achieve efficient recrystallization.

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--The given question is incorrect, the correct question is

"Which of the following considerations are applicable when choosing a suitable recrystallization solvent? (TRUE / FALSE) A) Should have a boiling point that is ~ 30-50 °C above room temperature. B) Does not dissolve impurities at all temperatures or completely dissolves impurities at all temperatures. C) Should be unreactive toward the compound of interest. D) Offers minimal solubility of the compound to be purified at room and lower temperatures. E) Its solubility-temperature relationship to the compound should give a curve with a low slope."--

If the factory has 17545 wheels, 3245 handles, and 1981 wagon beds in stock, then what is the maximum number of wagons the factory can make?

Answers

Answer: 2601

Explanation:To find the maximum number of wagons that can be made, first divide the total number of wheels by 4 since there are 4 wheels in a wagon.17901 wheels÷4=4475 R 1 wheels2. Take the lowest number parts out of the 3 materials. Thus, that would be the 2601 wagon beds. Since each wagon only requires 1 wagon bed, the maximum number of wagons that can be made is 2601

need help with questions 1 and 2 from part ||| asap

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103ml of borax will be 7 tbsp of borax.

What is the use of borax?

Borax, commonly known as sodium borate, sodium tetraborate, or disodium tetraborate, is a white powdery chemical. It is frequently utilized as a household cleanser and laundry detergent booster. It contains boron, sodium, and oxygen in combination.

Baking soda (sodium bicarbonate) and borax (sodium tetraborate) aren't interchangeable terms. Although both salts and often used as "green" household cleaners, baking soda has a pH of 8, and borax has a pH of 9.5. Borax is a lot more alkaline than baking soda as a result.

Given,

1 tbsp is 14.8ml

So 7 tbsp will be 14.8*7 i.e. 103.6ml

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