Epa scientists performed an experiment where coal was burned in different chambers at varying temperatures to see how temperature impacts the amount of n*o_{2} produced by coal combustion explain how the results of the study would be expected to change if the same experiment were repeated with natural gas

Answers

Answer 1

Natural gas only produces thermal oxides of nitrogen while coal produces both thermal and fuel oxides of nitrogen.

Nitrogen oxides

The oxides of nitrogen are one of the products of the combustion of fossil fuels. Fossil fuels include; natural gas, coal and petroleum. All these are able to produce oxides of nitrogen when burnt.

However, natural gas only produces thermal oxides of nitrogen while coal produces both thermal and fuel oxides of nitrogen.

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Related Questions

BetterCook, a profit-maximizing firm, has a patent on a kitchen appliance, making it the only producer of that appliance. The graph above shows BetterCook’s demand, marginal revenue, average total cost, average variable cost, and marginal cost curves.

Answers

Answer:

average variable cost

Explanation:

Average variable costs are significant because they play a big role in a company's decision to stay in business or not. To be more precise, the firm must operate profitably going forward if the average variable cost is less than the marginal revenue. Thus, option C is correct.

What best about average variable cost?

The variable cost per unit is referred to as the average variable cost in economics.It is possible to figure out the average variable cost by dividing the total variable cost by the output. The enterprises use the average variable cost to decide when to halt short-term manufacturing.

Average variable costs are significant because they enable businesses to assess their financial position and determine if they are profitable enough to continue operations.

Therefore, The graph above shows about average variable cost.

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This table shows values for x and y.


Which graph correctly represents the relationship of x and y?

Answers

Answer:

Graph D is correct

Explanation:

why do experts suggest that your emergency savings be in a very liquid savings tool?​

Answers

So it is accessible if it is needed quickly.

In a presidential election year, three states decide to change the date of their primary to be months earlier in the
primary season than in years past.
In which of the following ways will this decision most likely affect primaries that occur later in the season?
O Money will be wasted if candidates drop out of the race.
The change in date may fracture political parties and prolong the primary season.
Early voters' votes will not count if their candidates drop out of the race before the primary.
The ballots of later primary states will list names of candidates who are no longer in the race.

Answers

Answer:

Early voters' votes will not count if their candidates drop out of the race before the primary.

Answer: C

Explanation:

PLEASE HELP ASAP
What are some of the common challenges that countries in the Caribbean, Africa, and Asia faced after an end to colonialism?

US intervention, lack of schools, economic instability
military dictatorships, human rights abuses, economic instability
European intervention, illegal drug cartels, human rights abuses
military dictatorships, illegal drug cartels, loss of service industries

Answers

After an end to colonialism, the common challenges that were faced by countries in the Caribbean, Africa, and Asia are: B. military dictatorships, human rights abuses, economic instability.

What is colonialism?

Colonialism can be defined as a practice or an act of political and economic domination by a group of people or power from one country over other people or geographical regions that are located in another country, especially by establishing colonies.

Historically, some of the common challenges that that were faced or experienced by countries in the Caribbean, Africa, and Asia faced after an end to colonialism include the following:

Military dictatorshipsHuman rights abusesEconomic instability

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For time t≥0 , the acceleration of an object moving in a straight line is given by a(t)=sin(t23). what is the net change in velocity from time t=0. 75 to time t=2. 25 ?

Answers

The net change in velocity during the given time interval is equal to -0.665.

Given the following data:

Initial time = 0.75 seconds.Final time = 2.25 seconds.Acceleration, [tex]a(t) = sin(\frac{t^2}{3} )[/tex]

How to calculate the net change in velocity.

Since acceleration is the rate of change of velocity of an object, we would derive an expression for the velocity by differentiating with respect to time:

[tex]V(t) = \frac{d}{dt} a(t)\\\\V(t) = \frac{d}{dt} (sin(\frac{t^2}{3} ))\\\\V(t) = cos( \frac{t^2}{3})(\frac{2t}{3})\\\\V(t) = \frac{2t}{3}cos( \frac{t^2}{3})[/tex]

Substituting the time interval, we have:

[tex]V(t) = \frac{2\times 2.25}{3}cos( \frac{2.25^2}{3})- \frac{2\times 0.75}{3}cos( \frac{0.75^2}{3})\\\\V(t) = \frac{4.5}{3}cos( \frac{5.0625}{3})- \frac{1.5}{3}cos( \frac{0.5625}{3})\\\\V(t) =1.5(-0.11643)-0.5(0.98247)[/tex]

V(t) = -0.665.

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An explorer plans a mission to place a satellite into a circular orbit around the planet jupiter

Answers

Up till October 2019, the number of moons known for each of the four outer planets, the further paragraphs explain the orbiting of Jupiter.

How many satellites do you think are orbiting Jupiter?

Up till October 2019, the number of moons known for each of the four outer planets. There are currently 80 recognized satellites orbiting Jupiter.

A project to send a satellite into a circular orbit around Jupiter is planned by an explorer. The satellite's orbit should be aligned with Jupiter's spin, according to the explorer.

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What should be the ideal debt-equity ratio of an organization?

Answers

Answer:

The debt-to-equity ratio should be between 1 and 1.5. However, because some sectors use more debt financing than others, the appropriate debt to equity ratio will vary by industry. Capital-intensive industries, such as finance and manufacturing, sometimes have higher ratios of more than 2.

what do concepts do for our thinking?
A. categorize it
B. encode it
C. converge it
D. simplify it

Answers

A. Categorize it dot dot dot

Answer:

C

Explanation:

converge it

e-subject notebooks cost $3.60 for 6 or $5.50 for 10. Is it possible to write one equation to find the total cost, c, for n notebooks? Explain your answer.

Answers

We cannot write a mathematical equation for the two conditions, however a computer program can wok out the condition and given the right output

Mathematical Equations

The main reason why a single mathematical equation cannot work in this case is because the cost is not fixed, and the number of books also changes, hence two variable value.

In this type of condition a computer program will work best by setting a condition based on the number of books to be purchase, of 6 the price should be $3.60 and if 10 the price should be $5.5

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What was once a pond filled with bass fish on Tom's parent's farm is now significantly decreased in population. Which of the following could explain the reason for the decrease in the bass population?

a. Drainage from sugar farms has decreased the reproductive rate in fish.

b. Fertilizer runoff contains endocrine disruptors that affect reproduction in fish.

c. Increased photosynthesis causes competition for food resources.

d. Planting sugar cane along the riverbank has created a mass emigration of fish

Answers

Answer: b. Fertilizer runoff contains endocrine disruptors that affect reproduction in fish.

22 If, in response to an increase in investment of S10 billion.equilibrium income rises by a local of SSO billion, then the marginal propensity to save is (A) 0.1 (B) 0.2 (C) 0.5 (D) 0.8 (E) 0.9.​

Answers

Answer:

(B) 0.2 ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎

Help me I need a five - paragraph essay about an opinion on Your principal wants to invite a special guest to speak to all the students about the value of hard work and is trying to decide which person to bring in: a scientist or an athlete. Which speaker would you pick to come to your school to talk about the value of hard work, and why?

Answers

Answer:

The principal is very skeptical about this decision because if the decision she makes is athlete, he will make a speech about physical aspects, most likely, and if the choice is the scientist, then he will talk about science and academic aspects, probably. Both of these are excellent, but if the speech is about both, the athlete will be more reliable. And if the students are not very good at studies, the scientist is better, speaking he can teach a lot more than the athlete, who can do both pretty good. So, the choice is difficult.

First and foremost, an official athlete will teach the school about work ethics like dedication which is good for both grades and physical stuff. But, sadly, it will be targeted at physical aspects and might be slightly poor. However, the athlete can teach the students so very well that they excel. So, the athlete is an excellent choice.

The scientist is better academically, but not in the field of hard work. The athlete is better at that field. But, the scientist can teach them a little about the EDP, which relates to work ethics more specifically. It also talks about the importance of determination, which is a key concept in hard work. The question remains: which should the principal invite?

The principal should invite the athlete because he has more experience in hard work and is less of the office and science sort of work style. The athlete also doesn't go to a job and sit down for eight hours, and therefore knows more about hard work. The scientist would be more helpful for stuff like determination or patience, more of which show up in scientific occupations of study.

The principal had a tricky decision, but now she knows the answer to it, athlete! The scientist is great, but in this case, the athlete is better. We have seen each in their respected career and evaluated what they will most likely teach, and finally chose the best option.

The accompanying diagram represents the human
male reproductive system.
Which pair of letters indicates a structure that
produces gametes and a structure that makes
possible the delivery of gametes for internal
fertilization, respectively?
A. A and D
B. B and A
C. C and A
D. D and C

Answers

Answer:

I think A and D

A model rocket is launched vertically into the air such that its height

Answers

We need more information

when did scientists discover that dinosaurs got infections

Answers

However, paleontologists have found fossil evidence of a host of maladies ranging from tooth infections to broken bones, arthritis, and cancer. The dinosaur that Woodruff and his team examined was originally discovered in 1990 and nicknamed “Dolly” in honor of Dolly Parton

when did we discover the galilean satellites were ocean worlds

Answers

The Galilean moons were discovered in either 1609 or 1610 when Galileo made improvements to his telescope, which enabled him to observe celestial bodies more distinctly than ever.

Which of the following claims does the excerpt make about changes that occurred as a result of new interactions in the atlantic region
Answer:B Europrans developed new methods of conducting trade and making profit.

Answers

The statement that in excerpt explains changes that occurred as a result of new interactions in the Atlantic region

B. Europeans developed new methods of conducting trade and making profits.

What is the Atlantic region?

The ocean of Atlantic borders the Europe, Africa, and the Americas and serves as imporant link during colonization of African and American by the Britain.

However, the statement that in excerpt explains changes that occurred as a result of new interactions in the Atlantic region is thet the Europeans developed new methods of conducting trade and making profits.

Therefore, the Option B is correct.

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Based on the excerpt, the changes that occurred due to new interactions in the Atlantic region is that: Europeans developed new methods of conducting trade and making profits.

What is trade?

Trade can be defined as a strategic process that typically involves the buying and selling of goods and services between a producer and the consumers at a specific period of time in a particular geographical region or country.

Historically, European economies were greatly transformed by the Atlantic economy in the early Sixteenth century and as such they had to developed new methods of conducting trade and making profits from their sales.

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The Raft of the Medusa by Theodore Gericault. A raft crafted from the destroyed ship Medusa floats at sea with living and dead bodies.

Why is the above painting representative of the Romantic period?
a.
It contains a high contrast of light and dark.
b.
It is highly emotional, idealized, and full of feeling.
c.
It depicts a scene of love.
d.
all of the above

Answers

Answer:

a It contains a high contrast of light and dark.

Explanation:



felicia has reached the end of stage 1 labor. which event happens at the end of stage 1 in a normal delivery?
the umbilical cord is delivered
the cervix dilation reaches 10 cm
the baby passes through the birth canal.
the placenta is delivered

Answers

Answer:

it would be the second one, or B.

Explanation:

The uterine contracts first when reaching the end of stage one. please mark as brainlest.

The most important supplier that a meetings and special events planner works with is caterers.
O True
O False

Answers

True

Nobody would have anything to do or eat when there isn’t catering!

A stretched string fixed at both ends is 2. 0 m long. What are three wavelengths

Answers

2L, L, and 2/3L would produce standing waves.

when was the microscope invented and by whom? why was this important? nasa

Answers

It's not clear who invented the first microscope, but the Dutch spectacle maker Zacharias Janssen (b. 1585).. allowed scientists to see cells, bacteria, and many other structures that are too small to be seen with the unaided eye

Office parks are MOST LIKELY to be found in areas dominated by which sector of the economy?
Primary
Secondary
Tertiary
Quaternary
Quinary

Answers

Answer:

Quaternary

Explanation:

You weigh 175 lb on earth. When you reach alderon, you discover that its gravity is 1. 75 that of earth. What is your weight on alderon?

Answers

Answer:

1,362.2 N

Explanation:

1. Find what you have and what you need.

Weight = 175lb  1lb= 4.448N  Gravity of Alderon to Earth 1.75:1 Weight on Alderon in N?

2. Convert the units from lb to N and then muliply by 1.23.

[tex]175*4.448*1.75[/tex] = 1,362.2 N

A family is paying to heat their house in Chicago, Illinois. Calculate the cost of heating the house
for one winter. Assume the following:
• The house has 2,000 square feet of living space.

• 100,000 BTUs of heat per square foot are required to heat the house for the winter.

• natural gas is available at a cost of $6.00 per thousand cubic feet

• one cubic foot of natural gas supplies 1,000 BTUs of heat energy

• the furnace in the house is 70% efficient


.
Natural gas is available at a cost of $6.00 per thousand cubic feet.
One cubic foot of natural gas supplies 1,000 BTUs of heat energy.
• The furnace in the house is 70 percent efficient.

Answers

If the natural gas is available at a cost of $6.00 per thousand cubic feet. The cost of heating the house is: $1,714.

Cost of heating the house

First step is to calculate number of cubic feet of natural gas required to heat the house for one winter.

Number of cubic feet=(2000 ft²)× (100,000 BTU/ft³) ×(1 ft³÷1000 BTU)×(1 BTU(in)÷0.7 BTU (out))

Number of cubic feet = 285,714 ft³

Second step is to calculate the cost of heating the house

Cost of heating the house=(285,714 ft³)× ($6.00÷1000 ft³)

Cost of heating the house=$1,714

Inconclusion the cost of heating the house is: $1,714.

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About how many people displaced by hurricane Katrina are never going back to the Gulf coast?


A)3 million


B)1 million


C)300,000


D)30,000

Answers

I think the answer is 300,000

4. Changing World Technologies has built a pilot plant to
test a process it has developed for converting a mixture of
computers, old tires, turkey bones and feathers, and other
wastes into oil by mimicking and speeding up natural
processes for converting biomass into oil. If this recycling
process turns out to be technologically and economically
feasible, explain why it could increase waste production.
I

Answers

When  recycling process is technologically and economically feasible, It can  help lower energy consumption, lower water and energy use but it could increase waste production as more focus will be towards recycling and a lot of people will tend  to dispose things they don't need.

How does recycling benefit the economy?

Recycling is known to be a vital part of the U.S. economy. It is known to be a factor that has lead to more jobs, wages and government tax revenue.

The Economic and community benefits of this process is the increase of economic security through the use of  domestic resource, aiding American manufacturing and producing jobs in the recycling industries.

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From what do both the NATO and Warsaw Pact treaties derive their legitimacy?

Answers

NATO and Warsaw Pact treaties derive their legitimacy from the Eastern bloc, and  Western bloc.

How are the NATO and Warsaw Pact similar?

The Warsaw Pact is known to be a pact that is made up of the Eastern bloc, and NATO and its member countries is said to be made up of the Western bloc.

NATO and the Warsaw Pact are said to have similar ideology and they tend to built a lot of separate defenses in terms of beginning an arms race that was said to be in the Cold War.

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Why is the role of an interest group leader similar to that of an entrepreneur?

Answers

The role of an interest group leader is similar to that of an entrepreneur such that they are both involved in promoting the interests and concerns of members and coordination of workers.

Who is an Entrepreneur?

This refers to an individual who creates a new business and bears most of the risk.

This individual ensures that the workers interest and concerns are promoted so as to ensure a conducive working environment and profit maximization which is also similar to the role an  interest group leader does.

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ConjuguezWrite the correct forms of the verbs in the parentheses to complete each sentenceQuestion 1Est-ce que tu ____ (comprendre) le problme?Question 2 Je ne ______ (boire) pas de lait.Question 3 Nous _____ (apprendre) quelque chose.Question 4 with 1 blankLes serveurs ne _______ (prendre) pas les verres.Question 5 Nous _____ (boire) des jus de fruits.Question 6 On _____ (boire) un chocolat.Question 7 with 1 blankJe ne _____ (comprendre) pas!Question 8 Est-ce qu'elles ______ (boire) des sodas? What was the bold, carefree women of the 1920s called?FlappersNativistsNight LadiesMovers what mass of sulfurous acid is produced when 245g of sulfur dioxide is reacted with water?HO + SO = HSO PLEASEI NEED HELP ASAPPPP PLEASEEEEWhich words would a writer most likely use to transition between events in historical writing?Select one:a.because, as a result, for this reasonb.afterwards, during the same year, meanwhilec.similarly, likewise, in the same wayd.for example, for instance, specificallyQuestion 2How can you use direct quotes effectively in historical writing?Select one:a.Place quotes in boldface, so they stand out from the text.b.Let quotes stand alone, without unnecessary explanation.c.Rewrite direct quotes in your own words.d.Introduce quotes rather than just dropping them on the page.Question 3The writer of these sentences needed to revise his essay to make sure all of the facts he included were relevant. Which fact seems poorly chosen for a historical essay about the dropping of the atomic bomb on Hiroshima?Select one:a.An atomic bomb was dropped on Hiroshima on August 6, 1945.b.The aircraft that dropped the bomb on Hiroshima was the Enola Gay.c.Between 70,000 and 80,000 people were killed in the blast.d.Hiroshima means wide island in Japanese.Question 4How can you, as a writer, help readers visualize historical events more clearly and vividly?Select one:a.Use transitions that connect the ideas and sections.b.Include concrete details that appeal to the senses.c.Organize the writing in an appropriate organizational pattern.d.Integrate interesting quotations from other sources.Question 5Which revision strategy is helpful when trying to elaborate on your description of a historical event?Select one:a.Use repetition to emphasize the details you already have.b.Include your opinions about the historical events.c.Ask yourself questions that may help you generate more information.d.Add transitional phrases at the beginnings of sentences. PLEASE HELP ASAP, BEST ANSWER GETS +50 POINTS AND BRAINLIEST prove that if the center of a circle is equidistant from the sides of an inscribed triangle, then the triangle is equilateral?Please answer with a picture/drawing/diagram, and statement and reasons for Brainliest! Thanks! 1. John and Rita Wicklowe's son Kevin is an asthmatic. He was rushed to the emergency room three time last year at a cost of $150 per visitthe Wicklowe's were going to choose a plan based on that fact alone, which plan would you recommend? what was Ku Klux Klan and how did it impact the society and life in the south? Write an introductory paragraph on the topic: the benefits of e learning Problem What is the volume of a cylinder with base radius 4 and height 7? A bag contains 60 marbles that are red, blue, and green. The ratio of red to blue marbles is 13:3, and the ratio of blue to green marbles is 3:4, If 3 marbles are removed and replaced with 3 green marbles, what will be the new ratio of red to green marbles?I'm Confused can someone help? Please explain how you got your answer. The population of Atlanta Georgia in the year 2000 was 417,000 people. If the population increases at a rate of 1.2% each year, find the approximate population of Atlanta in2020. 3. Fill in the blanks with the correct word. If you wrote correct answers, you ........ more marks.(would get / will get) Scale factor word problemSomeone please help me! Please help ASAP 5min Complete the sentence with the correct form of verb in parentheses Help Please!Im confuzzled! I NEED HELP IMMEDIATLY! 100 POINTS AND BRAINLY!!!!!!!Solve for ccc.Give an exact answer.0.2(10-5c)=5c-160.2(105c)=5c160, point, 2, left parenthesis, 10, minus, 5, c, right parenthesis, equals, 5, c, minus, 16c =c=c, equals Which value is equivalent to the expression 3^2 3^3? What happened to confinement of Africa Ada result of the Berlin conference What is the area of this polygon?Enter your answer in the box.