The composition of homogeneous mixtures is differ. A salty-water solution, The mixture of water and sugar is an example of a homogenous mixture because both mixtures contain the same proportions of their constituents throughout.
What is meant by homogeneous?Any combination whose composition is constant throughout the entire mixture is said to be homogenous. Since the dissolved salt is spread uniformly throughout the entire salt water sample, the salt water described above is homogenous. In terms of composition or structure, homogeneous mixes are uniform. When table salt is added to water, for instance, the result is homogenous because the salt totally dissolves and the salt granules are dispersed throughout the water. The overall appearance and composition of a homogenous mixture are consistent. Solutions are the term used to describe a wide variety of homogenous mixtures. There are distinct constituents or stages in a heterogeneous combination. Gas, liquid, and solid matter exist in the three phases or states.To learn more about homogeneous refer to:
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Be sure to answer all parts.The equilibrium constant (Kc) for the formation of nitrosyl chloride, an orange-yellow compound, from nitric oxide and molecular chlorine.
2NO(g) + Cl2(g) ⇌ 2NOCl(g)
is 4 × 105 at a certain temperature. In an experiment, 9.20 × 10−2 mole of NO, 3.80 × 10−3 mole of Cl2, and 3.80 moles of NOCl are mixed in a 3.20−L flask.
What is Qc for the experiment?
____ × 10 ^__ (Enter answer in scientific notation.)
In which direction will the system proceed to reach equilibrium?
The reaction will proceed to the right.
The reaction is at equilibrium.
The reaction will proceed to the left.
PLS I NEED THIS ASAP
The equilibrium constant (Kc) for the formation of nitrosyl chloride from nitric oxide and molecular chlorine is 6.5×104 6.5 × 10 4 at 35 degrees Celsius.
What is chlorine used for?Its most important use is as a bleach in the manufacture of paper and cloth, but it is also used to make pesticides (insect killers), rubber, and solvents. Chlorine is used in drinking water and swimming pool water to kill harmful bacteria.
Is chlorine harmful to human health?Exposure to low levels of chlorine can result in nose, throat, and eye irritation. At higher levels, breathing chlorine gas may result in changes in breathing rate and coughing, and damage to the lungs. Additional symptoms of exposure to chlorine can be severe.
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classify these structures as hemiacetal acetal or other.Hemiacetal Acetal Other
Hemiacetals and acetals are types of organic compounds that contain a carbon atom bonded to both an oxygen atom and an -OR (alkoxy) group. The classification of a structure as hemiacetal, acetal, or other depends on the functional groups present and their bonding arrangement.
Hemiacetals are compounds that contain a hydroxyl (-OH) group and an alkoxy (-OR) group bonded to the same carbon atom. They are formed by the reaction of an aldehyde or ketone with an alcohol.
Acetals are compounds that contain two alkoxy (-OR) groups bonded to the same carbon atom. They are formed by the reaction of an aldehyde or ketone with two alcohol molecules.
Structures that do not contain a hydroxyl (-OH) or alkoxy (-OR) group bonded to a common carbon atom cannot be classified as hemiacetals or acetals. These may include aldehydes, ketones, alcohols, ethers, esters, and other organic compounds. Therefore, the classification of a structure as "other" would depend on its specific functional group composition and bonding arrangement.
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What is abg practice questions ?
ABG practice questions are a type of medical question that is commonly used to test the knowledge and understanding of healthcare professionals.
ABG stands for arterial blood gas, and these questions are designed to help healthcare professionals practice interpreting and understanding the results of arterial blood gas tests. These tests are used to measure the levels of oxygen, carbon dioxide, and other gases in the blood, and are important for diagnosing and treating a variety of medical conditions.
ABG practice questions typically include a scenario or case study, along with a set of ABG results. The healthcare professional is then asked to interpret the results and make a diagnosis or recommend a course of treatment. These questions are an important tool for helping healthcare professionals develop the skills and knowledge they need to provide high-quality care to their patients.
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how many members of the house of representatives are up for re-election each election cycle?
All 435 members of the United States House of Representatives are up for re-election in each election cycle, which occurs every two years.
This means that every seat in the House of Representatives is up for grabs in the regular congressional elections that are held in November of even-numbered years. Each state is divided into congressional districts based on population, and each district elects one representative to serve in the House.
The terms of representatives are two years long, so all representatives must run for re-election every two years if they wish to continue serving in the House.
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Fe + FeCl₂ → FeCl₂
pleaee can someon help me
The balanced equation would be 2Fe + 2FeCl₂ → 3FeCl₂.
Balancing chemical equationsA balanced chemical equation should have the same number of atoms of each element on both sides of the equation. The equation should also follow the law of conservation of mass.
Therefore, the balanced equation for Fe + FeCl₂ → FeCl₂ would be:
2Fe + 2FeCl₂ → 3FeCl₂.
This equation is balanced because the number of atoms of each element is the same on both sides of the equation. Thus, it obeys the law of conservation of mass.
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Balance the following chemical equation: Fe + FeCl₂ → FeCl₂
how do you understand equivalence point and find the equivalence point from the two titration curves? you may remember endpoint from your previous acid-base titration experiment. do you have an endpoint in this titration? how do you distinguish endpoint and equivalence point?
In acid-base titration, the equivalence point is the point at which the acid and base are stoichiometrically balanced and neutralize each other.
At this point, the moles of acid are equivalent to the moles of base, and the solution is neither acidic nor basic. The equivalence point is often identified by a sudden and sharp change in pH.
Unlike the endpoint, which is determined using indicators, the equivalence point is calculated mathematically based on the stoichiometry of the reaction. However, the two points may not always coincide due to the nature of the indicators or the presence of impurities in the sample.
To find the equivalence point, one can plot the titration curve by plotting the pH of the solution against the volume of titrant added. The equivalence point is the midpoint of the steepest part of the curve, where the pH changes most rapidly. It is essential to distinguish between the endpoint and the equivalence point as they mark different stages in the titration process and can affect the accuracy of the results.
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When combining a strong acid with water to dilute it, you should add the acid to the water.
Is this statement true or false?
The given statement exists false. Strong acids react dangerously when water is introduced, creating heat in the process.
When combining a strong acid with water to dilute it you should add the acid to the water?It is exceedingly dangerous for heat to be produced when water is introduced to a strong acid. As a result, adding the acid slowly to the water and then stirring it frequently is the best way to dilute a strong acid.
Never add water to acid; always the other way around. Acid might splash up and splatter in the absence of that. It matters whether acid is added to water first or water is added to acid when mixing strong acids and water. Never mix acid with water; instead, always add acid to water.
It's crucial to add acid to water rather than the other way around when mixing acid and water. Because of the intense exothermic reaction between acid and water, which releases heat and occasionally causes the liquid to boil, this occurs.
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You find a mineral sample that is yellow, has a white streak, and has a
hardness of 2.5., The sample is most likely which mineral?
Mineral
Gold
Color
Streak
Golden yellow Yellow
Yellowish gray
to gray
Black
Reacts with Hardness
hydrochloric
acid
No
No
2.5-3
6-6.5
A. Pyrite
B. Calcite
C. Sulfur
D. Gold
You find a mineral sample that is yellow, has a white streak, and has a hardness of 2.5 therefore the sample is most likely a mineral known as calcite and is therefore denoted as option B.
What is a Calcite?This is referred to as a carbonate mineral and the most stable polymorph of calcium carbonate. It is a very common mineral, particularly as a component of limestone.
It has a hardness in the region of 3 and is yellow, has a white streak in terms of the color and appearance and is therefore the reason why it was chosen as the correct choice.
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What is the percent composition of hydrogen In hydrosulfuric acid? [also the rest of the questions if you’re up for the challenge]
Mercury has a very high surface tension. Would capillary action occur if you insert a thin tube into a pool of mercury? Assume the cohesive forces in mercury are greater than the adhesive forces with the tube.A) Yes, capillary action will draw the mercury up into the tube.B) No, capillary action only occurs if cohesive forces are less than adhesive forces.C) Yes, capillary action will draw the mercury up the outside of the tube.D) Yes, capillary action will pull the mercury down in the tube.
The correct answer is B) No, capillary action only occurs if cohesive forces are less than adhesive forces. Capillary action is a result of the interplay between cohesive forces and adhesive forces.
Cohesive forces are the attractive forces between molecules of the same substance, while adhesive forces are the attractive forces between molecules of different substances. For capillary action to occur, the adhesive forces between the tube and the liquid must be greater than the cohesive forces within the liquid. However, in the case of mercury, the cohesive forces are much greater than the adhesive forces, so capillary action would not occur. Therefore, inserting a thin tube into a pool of mercury would not cause the mercury to be drawn up into the tube.
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Atoms can be "cooled" to incredibly low temperatures by letting them interact with a laser beam. Various novel quantum phenomena appear at these temperatures. What is the rms speed of cesium atoms that have been cooled to a temperature of 120 nKnK ? Express your answer to two significant figures and include the appropriate units.
In light of this, the rms speed of cesium atoms at a temperature of 120 nK is roughly 107 m/s.
Why are atoms called?Because it was formerly believed that atoms were the smallest objects in the world and could not be separated, the word "atom" is derived from the Greek word for "indivisible." Chemistry's fundamental building block is an atom. It is the tiniest portion of matter within which charged particles could be released
How atoms are formed?Protons, neutrons, & electrons surround the central nucleus of an atom, which is what makes up an atom. The fission process, which divides uranium into smaller atoms, produces new atoms. The Big Bang and Supernova occurrences demonstrate the massive amount of atoms that were created. As the universe grew larger and cooled, events slowed down. It took 380,000 years for the first atoms to form after electrons were locked in orbits around nuclei. These mostly consisted of helium and hydrogen, which continue to be the universe's two most plentiful components.
The following formula can be used to determine the root mean square (rms) speed of cesium atoms that have been cooled to a temperature of 120 nK:
v = sqrt((3kT)/m)
where m is the mass of a cesium atom, T is the temperature in Kelvin, k is the Boltzmann constant, and v is the rms speed.
The mass of a cesium atom is approximately 132.91 atomic mass units (amu), which is equivalent to 2.2067 x 10^-25 kg.
When we change the values, we obtain:
v = sqrt((3 * 1.38 x 10^-23 J/K * 120 x 10^-9 K) / 2.2067 x 10^-25 kg)
v = 107 m/s
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Which best describes the conditions in the intertidal zone?
A.few predators, low light, and temperature
B. high water pressure and limitedsunlight
C.brackish water and high amounts of nutrients
D.an increase in the percolation of water above the aquifer
Why is carbon not a metal or nonmetal?
Carbon is a non-metal because, in its elemental state, it cannot form a metallic bond and conduct electricity.
Carbon is a non-metal since it lacks characteristics of metals including ductility, lustre, malleability, electrical conductivity, etc. Moreover, it creates covalent bonds. Carbon is a non-metallic, solid element. Diamond and graphite are two extremely distinct types of pure carbon that may occur.
A metal is a substance that has a shiny look when freshly processed, polished, or shattered, and conducts electricity and heat rather effectively. Carbon lacks the malleability and ductility that are generally seen in metals, which may be hammered into thin sheets or dragged into wires.
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1. Write the following elements in order of increasing atomic
radius:
Francium, Rubidium, Sodium, Lithium
Answer: Lithium, Sodium, Rubidium, and Francium
Explanation:
Of the following, only _____ is impossible for an ideal gas. a. V1/T1 = V2/T2 b. V1/V2 = T1/T2 = 0 c. V1/T1 = V2/T2 d.V1/v2 = T1/T2 e.V2=T2/T1 X V1
Only Option A, V1/T1 = V2/T2 is impossible for an ideal gas.
Ideal gas, sometimes known as a perfect gas, is a gas that physically complies with the ideal, or general, gas law, a particular idealized relationship between pressure, volume, and temperature. This certain group of gases has a unique set of properties. Ideal gases are considered to occupy negligible volume, and their molecules have no intermolecular forces of attraction.
Charles' Law can be expressed as:
V1/T1 = V2/T2, where volume = V and temperature = T of an ideal gas at constant pressure.
Only option A is not equivalent to Charles' Law expression. The remaining choices all rearrange to the original equation.
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What is Transmission of light?
Answer:
When light hits an object that is transparent or translucent and light can penetrate the material to travel all the way through.
Explanation:
when light transmission happens it can be scattered or refracted. Scattering happens when light hits an atom and is sent in all directions.
With regard to tonicity, two solutions that have the same concentrations of nondiffusible solutes and water are said to be?
Any external solution that contains the same amounts of solutes or water as biological fluids is seen to be isotonic. The flow of water inside an isotonic solution won't be net.
Which fatty acids are present in nature Mcq most frequently?The 16- or 18-carbon fatty acids, also known as palmitic acid or stearic acid, respectively, are among the most widely dispersed fatty acids. The bulk of organisms' lipids contain both and stearic acids. In animals, up to 30% of body fat is made up of palmitic acid.
What is the fatty acid's Mcq solubility in water?Water only partially dissolves fatty acids. The hydrophilic COOH group just at end of the hydrocarbon chain is what causes the partial solubility. The hydrocarbon chains cannot be dissolved at all in water.
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What is the ph of a solution that contains 11.7g of nacl for every 200 ml of solution?
A solution with [H+] 107 or a pH higher than 7 would be basic because it lacks H+ ions. Diluted solutions have a pH range of 0 (extremely acidic; 1 mole ( H+ ions per litre) to 14. (very alkaline).
How acidic is 100% vinegar?The finest vinegar for cleaning homes is white distilled vinegar, which normally has a pH of 2.5. Anything sugar, such as fruit, can be used to make vinegar, which is referred to as "sour wine" in French.
What does pH stand for?pH stands for "Potential of Hydrogen" in its full form. The negatives logarithm of the concentration of H+ ions is known as pH. As a result, the meaning of pH is defined as the strength or power of hydrogen.
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What are the electron and molecular geometry of BrF5 ?
The electron geometry of BrF₅ is octahedral and the molecular geometry is square pyramidal.
To determine the electron and molecular geometry of BrF₅ , we can use the VSEPR theory. The VSEPR theory predicts the arrangement of electron pairs around a central atom and the resulting molecular geometry.
1. Determine the number of valence electrons for BrF5. Br has 7 valence electrons and each F has 7 valence electrons, so the total number of valence electrons is 7 + (5 x 7) = 42.
2. Draw the Lewis structure for BrF₅ . Place the Br atom in the center and the F atoms around it. Each F atom will form a single bond with the Br atom, using 2 electrons for each bond. This leaves 22 valence electrons, which will be used to form lone pairs around the F atoms.
3. Determine the electron geometry. The Br atom is surrounded by 5 bonding electron pairs and 1 lone pair, giving a total of 6 electron pairs. The electron geometry for 6 electron pairs is octahedral.
4. Determine the molecular geometry. The Br atom is surrounded by 5 bonding electron pairs and 1 lone pair, giving a total of 6 electron pairs. The molecular geometry for 5 bonding pairs and 1 lone pair is square pyramidal.
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Select the correct answer. Which of the following is true for all exergonic reactions?
A) The products have more total energy than the reactants.
B) The reactions proceed with a net release of free energy.
C) The reactions are always rapid.
D) The reactions only occur in certain organelles called exergonomes.
Exergonic reactions are reactions that release energy, typically in the form of heat, and have a negative Gibbs free energy change (ΔG). Option B) (The reactions proceed with a net release of free energy) is the right answer.
This means that the free energy of the products is lower than the free energy of the reactants, and the difference is released as usable energy. The net release of free energy makes exergonic reactions spontaneous and capable of doing work, such as driving endergonic reactions or powering cellular processes.
Option A is incorrect because the products of exergonic reactions have less total energy than the reactants. Option C is incorrect because the rate of exergonic reactions varies and can be slow or fast depending on the reaction. Option D is incorrect because there is no such thing as an "exergame."
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What is Ammonium phosphate molar mass?
The molar mass of Ammonium phosphate is 149.08674 g/mol.
Ammonium phosphate is a chemical compound with the formula (NH₄)₃PO₄. It is made up of three ammonium ions (NH⁴⁺) and one phosphate ion (PO⁴⁻).
To find the molar mass of Ammonium phosphate, we need to add the molar masses of all the atoms in the compound. The molar mass of an atom is the mass of one mole of that atom.
The molar mass of Ammonium phosphate is:
3 x (molar mass of NH⁴⁺) + (molar mass of PO⁴⁻)
= 3 x (14.007 + 4 x 1.008) + (30.974 + 4 x 15.999)
= 3 x 18.039 + 94.971
= 54.117 + 94.971
= 149.08674 g/mol
Therefore, the molar mass of Ammonium phosphate is 149.08674 g/mol.
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can anyone tell me how to graph this? lol
The graph to be plotted is a linear regression graph of volume on the y-axis against pressure on the x-axis.
How can the linear regression graph of volume against pressure be plotted?To plot a linear regression graph of volume against pressure, you will need a set of data that includes measurements of both pressure and volume.
Once you have the data, you can follow these steps:
Plot the data points on a graph, with pressure on the x-axis and volume on the y-axis.Inspect the scatterplot to see if there appears to be a linear relationship between pressure and volume. If the data points appear to fall along a straight line, a linear regression analysis may be appropriate.Use a regression analysis tool to calculate the equation of the line of best fit. Plot the line of best fit on the graph, using the slope and intercept values. Label the axes of the graph with units and include a title that describes the relationship between pressure and volume.Interpret the slope of the lineCalculate the correlation coefficient, n.Learn more about linear regression graphs at: https://brainly.com/question/29202957
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If 201 g Fe2O3 is reacted with excess CO, what mass of CO2 will be produced? Fe2O3(s) + 3CO(g) → 3CO2(g) + 2Fe(s)
We can start by using stoichiometry to find the amount of CO2 produced from the given amount of Fe2O3. The balanced chemical equation is:
Fe2O3(s) + 3CO(g) → 3CO2(g) + 2Fe(s)
What is Stoichiometry?
Stoichiometry is the branch of chemistry that deals with the calculation of the quantitative relationships between reactants and products in chemical reactions. It is based on the We can start by using stoichiometry to find the amount of CO2 produced from the given amount of Fe2O3. The balanced chemical equation is:
Fe2O3(s) + 3CO(g) → 3CO2(g) + 2Fe(s)
From the equation, we can see that 1 mole of Fe2O3 reacts with 3 moles of CO to produce 3 moles of CO2. We can use this information to set up a conversion factor to calculate the amount of CO2 produced:
1 mol Fe2O3 / 159.69 g Fe2O3 x 3 mol CO2 / 1 mol Fe2O3 x 28.01 g CO2 / 1 mol CO2 = 168.76 g CO2
So, if 201 g Fe2O3 is reacted with excess CO, 168.76 g CO2 will be produced.
, which states that in a chemical reaction, the total mass of the products must be equal to the total mass of the reactants.
In stoichiometry, balanced chemical equations are used to relate the moles of reactants and products in a chemical reaction. By knowing the amount of one substance, it is possible to calculate the amount of another substance in the reaction, using the stoichiometric coefficients in the balanced equation as conversion factors.
Fe2O3(s) + 3CO(g) → 3CO2(g) + 2Fe(s)
From the equation, we can see that 1 mole of Fe2O3 reacts with 3 moles of CO to produce 3 moles of CO2. We can use this information to set up a conversion factor to calculate the amount of CO2 produced:
1 mol Fe2O3 / 159.69 g Fe2O3 x 3 mol CO2 / 1 mol Fe2O3 x 28.01 g CO2 / 1 mol CO2 = 168.76 g CO2
So, if 201 g Fe2O3 is reacted with excess CO, 168.76 g CO2 will be produced.
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How many liters of glycerin should be added to 12 liters of an 8% glycerin solution so that the resulting solution contains 16% glycerin? round the answer to the nearest hundredth if necessary. Original (l)added (l)new (l)amount of glycerin0. 96x0. 96 + xamount of solution12x12 + x0. 18 liter1. 14 liters1. 92 liters2. 10 liters.
A total of 0.96 liters of glycerin should be added to 12 liters of an 8% glycerin solution to result in a solution containing 16% glycerin.
To determine the amount of glycerin that should be added to 12 liters of an 8% glycerin solution to result in a solution containing 16% glycerin, we can use the formula for dilution:
C1V1 = C2V2, where C is the concentration, and V is the volume.In this case, C1 is the original concentration of glycerin (8%), V1 is the original volume of the solution (12 liters), C2 is the desired concentration of glycerin (16%), and V2 is the final volume of the solution.
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How do you write the electron configuration for CA?
The electronic configuration of the calcium, Ca is as :
1s² 2s² 2p⁶ 3s² 3p⁶ 4s² .
The atomic number of the calcium is 20. The total number of the protons are 20 , the number of the electrons are 20, and the number of the neutrons are 40. The electronic configuration of the calcium is as follows :
The electronic configuration of calcium, Ca = 1s² 2s² 2p⁶ 3s² 3p⁶ 4s²
The Calcium is the mineral most often it is associated with the healthy bones and the teeth. It is belongs to the group 2 that is the metal, it is also known as the alkaline earth metal, and it had no populated d-orbital electrons.
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Identify each category of substance as soluble or insoluble in water.Most carbonate and phosphate salts blankMost halide (Br-, Cl-, and I-) salts blankMost silver salts blanksalts of group 1 elements blankMost nitrate salts blank
The majority of carbonate and phosphate salts are water insoluble. The majority of halide salts (Br-, Cl-, and I-) are water soluble. The majority of silver salts are water insoluble. Group 1 element salts are water soluble. The majority of nitrate salts are water soluble.
Why is CO3 called carbonate?Carbonate is the term given to the material with the chemical formula CO3. Carbonate has an electric charge of 2 and is composed of 1 carbon atom and 3 oxygen atoms. Due to its negative charge, carbonate contains 2 more electrons than protons in each of its individual ions. The organic molecule with the carbonate group C(O-)2, known as a carbonate ester, may also be referred to as a carbonate.
Is carbonate a base or acid?A moderately powerful base is carbonates. Since the carbonate anion can take an ion of hydrogen from water, aqueous solutions are basic. CO32 + H2O -> HCO3 + OH Gaseous carbon dioxide, water, and metal salts are created when carbonates and acids interact. Infusing carbon dioxide gas under pressure into water results in carbonated water. This creates sparkling water, club soda, soda water, seltzer water, and fizzy water, which are all terms for the frothy beverage that is the result. Unless it's seltzer water, salt is typically added to carbonated fluids to enhance flavor.
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What is refractive index of methanol?
The refractive index of methanol is 1.329.
Refractive index is a measure of how much a substance bends light. The higher the refractive index, the more the substance bends light.
Methanol, a colorless liquid with the formula CH₃OH, has a refractive index of 1.329.
This means that light passing through methanol will be bent slightly more than it would be if it were passing through water, which has a refractive index of 1.333.
The refractive index of a substance is important in many fields, including optics, chemistry, and physics. It is used to determine the optical properties of substances, and can be used to design lenses and other optical devices.
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what is the capital m in chemistry?
Answer:
Molar
Explanation:
Molar is a term for concentration of a substance. It is defined as moles/liter. 1.85M would mean the concentration of a solute is 1.85 moles of that substance (solute) per 1 liter of solution (solvent). 1.85M NaOH tells us that the liquid in the beaker in front of you has 1.85 moles of NaOH per 1 liter of solvent (typically water). There may be differing amounts of solution, but in all cases the concentration of NaOH will be the same. To make a 1.0 M solution of aqueous NaOH, take 1 molar mass of NaOH (1 mole), which is 40 grams of solid NaOH, and add enough water to make it 1 liter. That is a soultion with 1 mole per liter. For 500ml, take 1/2 the NaOH, or 20g, and add water to the 500ml (0.5L) mark.
The variation of the boiling points of the hydrogen halides is in the order HF>HI>HBr>HCl
What explains the higher boiling point of hydrogen fluoride?
A.There is strong hydrogen bonding between HF molecules.
B.The bond energy of HF molecules is greater than in other hydrogen halides.
C.The effect of nuclear shielding is much reduced in fluorine which polarises the HF molecule.
D.The electronegativity of fluorine is much higher than for other elements in the group.
The higher boiling point of hydrogen fluoride is because there is strong hydrogen bonding between HF molecules. The correct alternative is option A.
The boiling points of the hydrogen halides are in the order HF > HI > HBr > HCl. This is because the boiling point of a compound is determined by the strength of the intermolecular forces between its molecules.
In the case of hydrogen fluoride (HF), there is strong hydrogen bonding between the HF molecules. This strong hydrogen bonding results in a higher boiling point for HF compared to the other hydrogen halides, which do not have as strong intermolecular forces between their molecules.
It is important to note that the other options are not correct explanations for the higher boiling point of HF. Option B, "The bond energy of HF molecules is greater than in other hydrogen halides," is incorrect because bond energy refers to the energy required to break a bond between atoms in a molecule, not the intermolecular forces between molecules.
Option C, "The effect of nuclear shielding is much reduced in fluorine which polarizes the HF molecule," is incorrect because nuclear shielding refers to the ability of inner shell electrons to shield the nucleus from outer shell electrons, not the intermolecular forces between molecules.
Option D, "The electronegativity of fluorine is much higher than for other elements in the group," is incorrect because electronegativity refers to the ability of an atom to attract electrons to itself, not the intermolecular forces between molecules.
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What is an example of a mixture of elements?
The examples of the mixture of the elements is the Brass, it is the example of a mixture of the two elements that is the copper and the zinc.
The Brass is the example of the mixture of the two elements the one is copper and the other is zinc. The brass can contain the little as the 10%, or as much as the 45%, zinc. The difference in between the compounds and the mixtures of the elements are the ease that with which the elements will be separated.
The mixture of the elements are consists of the two or the more different elements and the compounds that physically intermingled.
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