A compound is broken down by chemical means during.

Answers

Answer 1

Answer:

"broken apart in chemical reactions called decomposition reactions"

Explanation:

So, Compounds can be broken apart in chemical reactions called decomposition reactions. For example, water can be broken down into the diatomic elements hydrogen gas and oxygen gas in a chemical reaction called electrolysis. ... Some compounds undergo thermal decomposition when they are heated


Related Questions

Sea level is currently rising at 5 mm/yr, and scientists predict that global warming could cause a rise in sea level of 7 m if left unabated. How long will it take the sea to rise 7 m at the current rate?.

Answers

Answer:

1400 years

Explanation:

Let us convert everything to the same units first. For simplicity, I will convert everything to millimeters.

7 m = 7 m x (1000 mm / 1 m) = 7000 mm

Since the rate is 5, we can use this equation:

rate*time=length

5*years=7000

solve

years=1400

Matthew has a jar of 368 nickels and dimes he has been collecting. The total value of the coins is $28. 40. Which system of linear equations and solution can be used to represent the number of nickels and dimes matthew has in his collection?.

Answers

Answer:200 nickels and 168 dimes

Explanation:N+d=368

Which of the following neutral atoms is the least reactive?.

Answers

Answer:

The least reactive elements are the noble gases. Within this group, helium is the least reactive element, forming no stable compounds. Metal can have multiple oxidation states and tend to have intermediate reactivity. Metals with low reactivity are called noble metals.

What feature or elements of the story surprised me.

Answers

Answer:

One question! Which story is it?

Explanation:

What is the value of a? 5 units units units 7 units.

Answers

what? what is the question

Which citation is formatted correctly using mla guidelines? barrett, leigh. Snow removal woes. "hartford times-dispatch" 12 january 2012: b12. Print. Barrett, leigh. Snow removal woes. Hartford times-dispatch, metro section 12 january 2012: b12. Barrett, leigh. "snow removal woes. " hartford times-dispatch 12 january 2012: b12. Print. Barrett, leigh. "snow removal woes. " hartford times-dispatch, metro section 12 january 2012: b12.

Answers

The citation that is formatted correctly using MLA's guidelines is;

Barrett, Leigh. "Snow Removal Woes." Hartford Times-Dispatch 12 January 2012: B12. Print.

MLA simply means Modern Language Association. This is a format that states that when citing a newspaper article, we must write in the following order;

Write the author's last name. Write his first nameWrite the title of the article. Write the newspaper title. Write the name of the city. Write the date and month and year of publication, and print.

The only option that follows this MLA format guidelines correctly is;

"Barrett, Leigh. 'Snow Removal Woes.' Hartford Times-Dispatch 12 January 2012: B12. Print.".

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Answer:

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Explanation:

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Which statement best summarizes brown’s message in this essay?.

Answers

Answer:

where the essay?

Explanation:

How did the amount of rainfall help determine the formation of the prairie?

Answers

when a moderate rainfall area had wetter years, many trees began growing. when there were drier years, fires of ten occurred and killed off the small trees. However, the fires did not kill most grasses. Therefore, prairies with grassland won out in the open areas. Where the areas were most moist and protected, forests grew.

rainfall averaged between 25 cm per year and 100 cam per year in the prairie regions. the eastern parts of the prairie usually received more rainfall that the western parts of the prairie. the difference in rainfall is onereason why the food chain varied somewhat from east to west in the prairie ecosystem.

The formula for density is given by p equals startfraction m over v endfraction, where p is density, m is mass and v is volume. If a substance has a mass of 27. 82 grams and a volume of 3. 6 ml, what is the most accurate density of the substance in g/ml? 7. 7 7. 7278 7. 73 0. 1.

Answers

Explanation:

so, we need to do the division :

27.82 g / 3.6 ml = 7.727777778... g/ml

so, 7.7278 is the rounded correct answer.

How many grams of lead product would theoretically be produced between 17. 0 g potassium iodide, ki, and 25. 0 g of lead (ii) nitrate, pb(no3)2?.

Answers

The number of grams of lead product that would theoretically be produced from the given reaction is; Mass of lead product = 23.6 g

Potassium iodide reacting with Lead(II) Nitrate would yield the balanced equation;

2KI + Pb(NO₃)₂ = 2KNO₃ + PbI₂

2moles : 1 mole = 2 moles : 1 mole

From online tables;

Molar mass of KI = 166 g/mol

Molar mass of Pb(NO₃)₂ = 331.2 g/mol

We are given;

Mass of KI = 17 g

Mass of Pb(NO₃)₂ = 25 g

Thus;

Number of moles of PbI₂ yielded in order to find the limiting reactant will be;

no of moles of PbI₂ from KI = (17g/166 g/mol) × (1 mole of PbI₂/2 mol of KI)

no of moles of PbI₂ from KI = 0.0512 mols

Similarly;

no of moles of PbI₂ from Pb(NO₃)₂ = (25g/331.2 g/mol) × (1 mole of PbI₂/1 mol of Pb(NO₃)₂)

no of moles of PbI₂ from Pb(NO₃)₂ = 0.0755 moles

We can see that KI produced the least amount of moles. Thus;

Mass = 0.0512 * molar mass of  PbI₂

From tables, molar mass of  PbI₂ = 461 g/mol

Thus;

Mass of lead product = 461 * 0.0512

Mass of lead product = 23.6 g

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What is one reason the united states considers russia an adversary?.

Answers

Answer:

Russia targeted US citizens in cyberspace.

Explanation:

All of the following duties are responsibilities of county government officials except __________.

Answers

Answer: regulating public service corporations

Explanation: due to it being public

How many moles of helium atoms are there in 2. 4 x 1024 helium atoms?.

Answers

Answer:

n = (2.4 x 10^24 atoms) x ((1 mol)/(6.02 x 10^23 atoms)) = 4.0 mol

Which disease is caused by a buildup of plaque in blood vessels brainly.

Answers

Coronary artery disease is caused by plaque buildup in the wall of the arteries that supply blood to the heart (called coronary arteries). Plaque is made up of cholesterol deposits. Plaque buildup causes the inside of the arteries to narrow over time. This process is called atherosclerosis.

Which of the following describes behavioral genetics?.

Answers

Genetics is known to be a broad topic that covers all aspect of human behavior.  The statement that describes behavioral genetics is that the study of genetic characteristics on behavioral expressions.

Behavior genetics is commonly described as psychogenetic. This is simply known to be the study of the effect of an organism’s genetic composition on its behavior.

It also look at the relationship that exist between heredity and environment  as it influence behavior. By careful study of genetic influence, one can know how the environment operations influence behavior.

Learn more about behavioral genetics from

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On a particular day, caroline decided to run two laps of a park of which each lap is 1. 2kms. She takes 12 minutes to run her first lap, and she runs her second lap at an average speed of 7 km/h.

Answers

The second lap that Caroline ran lasted 10.3 minutes.

Speed is the ratio of distance to time taken. It is given by:

Speed = distance / time

Since the distance of the lap is 1.2 km. The second lap was at an average speed of 7 km/h. Hence:

7 = 1.2 / time

time = 10.3 minutes

The second lap that Caroline ran lasted 10.3 minutes.

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When grading compositions, which measure has the strongest correlation with the overall quality of the writing?.

Answers

Based on writing standards, when grading compositions, the measure that has the strongest correlation with the overall quality of the writing is "length."

Elements of quality writing

Generally, the elements of quality writing include the following:

FocusDevelopmentUnityCoherenceCorrectness.

However, based on research studies, the strongest correlate of quality writing is Length, with a correlation of 0.557.

Hence, in this case, it is concluded that the correct answer is "Length."

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What is essential to delivering a successful presentation.

Answers

Enthusiasm and Honesty. One of the most painful things in a presentation is listening to a presenter who is clearly bored and uninterested in the topic. ...
Focused on the Audience. ...
Ability to Keep Things Simple. ...
Being Personable. ...
Great Body Language.

Answer:

The principles of good communication.

Explanation:

Got it right on the quiz.

Which premise would best fit in a work of dystopian fiction.

Answers

Answer:

The answer is most likely C, can a robot dominated government run a human society. The assumption here is that robots already have dominated human kind.

thank you

A 1. 80-kg block slides on a rough, level surface. When it is traveling at 2. 00 m/s, the block hits a linear, ideal spring and compresses it by a distance of 11 cm before (momentarily) coming to rest. The coefficient of kinetic friction between the block and the surface is 0. 56. What is the force constant of the spring?.

Answers

Use the work-energy theorem.

The total work W performed on the block is done by friction and the restoring force in the spring, both of which oppose the block's motion. By Newton's second law,

• the net horizontal force on the block is

∑ F (hor) = -f - s = ma

where f = magnitude of friction, s = mag. of restoring force, m = 1.80 kg, and a is the acceleration of the block; and

• the net vertical force on the block is

∑ F (ver) = n - mg = 0

where n = mag. of normal force.

It follows that

n = mg   ⇒   f = 0.56n = 0.56mg

and so the work done by friction as the spring is compressed by 11 cm = 0.110 m is

W (friction) = -0.56mg (0.110 m) = -1.09 J

The work done by the spring as it compresses is

W (restoring) = -1/2 k (0.110 m)²

where k is the spring constant.

Then the total work is

W = -1.09 J - 1/2 k (0.110 m)²

By the work-energy theorem, this work is equal to the change in the block's kinetic energy,

W = ∆K

Since it comes to a stop, we have

∆K = 0 - 1/2 mv² = -1/2 (1.80 kg) (2.00 m/s)² = -3.60 J

So, we have

-1.09 J - 1/2 k (0.110 m)² = -3.60 J

and solving for k gives

k = (-3.60 J + 1.09 J) / (-1/2 (0.110 m)²)

k ≈ 415 N/m

Why does nasa publish a different star finder every month?.

Answers

Answer:

We see different views of the Universe from where we live as Earth makes its yearly trip around the solar system. That is why we have a different Star Finder for each month, as different constellations come into view.

How critical thinking and problem shoving skills will help you in your early children education career ?

Answers

Answer: It will help them make better andmore mature choices in life.

Explanation:

it can help them make better choices and have a better life

How did the new jersey plan address the issue of representation brainly.

Answers

Answer:

By thinking Their brain is very Big that's how i think so

Answer:

That's the answer thanks for the points

Explanation:

Hope it helps

Which of the following non-renewable resources of energy has the smallest amount of fuel left on earth?.

Answers

Answer:

Their is no answer choices but Nonrenewable energy resources include coal, natural gas, oil, and nuclear energy.

Explanation:

Which statements describe us national security after 2001? choose two correct answers.

Answers

Answer:

1 AND 7

Explanation:

The US focused national security efforts on fighting terrorism. The US military invaded Afghanistan to fight al-Qaeda and the Taliban. Hence option 4 and 5 is correct.

What is terrorism?

Terrorism is defined as the intentional use of criminal violence to incite a condition of panic or fear, usually in order to further political or religious objectives. The improper application of force or violence against individuals or property with the intent to intimidate or coerce a government, the general public, or any segment thereof, in support of political or social objectives.

They saw the necessity to increase security awareness in the nation after Al-Qaeda struck the United States on September 11, 2001. The level of national security increased as a result. More precautions were taken in an effort to thwart any potential factors that could trigger similar attacks in the future.

Thus, the US focused national security efforts on fighting terrorism. The US military invaded Afghanistan to fight al-Qaeda and the Taliban. Hence option 4 and 5 is correct.

To learn more about terrorism, refer to the link below:

https://brainly.com/question/885090

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Bun and cheese are very yummy. is this gramaticaly correct?​

Answers

Answer:

NO

example: I enjoy a variety of cheese and buns as they are tasty  

Explanation:

Answer:

No, its wrong try to look it up or something !

Which specific process in the light-dependent reactions produces oxygen and hydrogen ions?.

Answers

Answer: Oxygen and hydrogen ions are also formed from the splitting of water. Keep in mind that the purpose of the light-dependent reactions is to convert solar energy into chemical carriers (NADPH and ATP) that will be used in the Calvin cycle. In eukaryotes and some prokaryotes, two photosystems exist.

Which of the following is not a characteristics of african music.

Answers

Answer:

A vast number of dances

Explanation:

Mark as Brainliest Answer

In a paragraph of at least five sentences, answer the question: do you agree with picasso's claim that "the urge to destroy is also a creative urge"? include at least one specific reference to each excerpt in your response.

Answers

The question requires a personal answer and for that reason, I cannot write an answer for you, but I will show you how to write it.

First, you must think and reflect on Picasso's statement and what he meant by that statement. You can search for articles that help you think about this statement and decide whether or not you agree with it.

When you form your opinion about it, you can answer your question as follows:

Show your opinion of Picasso's claim.Show the reasons that created this opinion.Support or counter Picasso's claim.Show evidence that your opinion is correct.

More information about Picasso at the link:

https://brainly.com/question/14067092

Answer:No I don't agree with Picasso claim that “The urge to destroy is also a creative urge

Explanation:because the meaning of creative urge according to https://english.stackexchange.com “is there a word for the urge to do something creative.”

Creative urge is a sudden and strong compulsion to just create something and the Urge to destroy being a creative urge is very wrong and does not even match the creative urge definition.so I don’t not agree with the definition that the urge to destroy is a creative urge.but instead the urge to destroy should be classified into another destructive meaning but not under creative urge.

How does rosa parks help the reader understand her emotions in this excerpt? by describing in detail the order of what happened to her by comparing her feelings to those of other prisoners she met by sharing the exact dimensions of the prison cell she was put in by explaining how her feelings were expressed as pain in her body.

Answers

Answer: D.) by explaining how her feelings were expressed as pain in her body

Explanation: D.) by explaining how her feelings were expressed as pain in her body

edg 2021 (12/30/21)

Answer:

D. by explaining how her feelings were expressed as pain in her body

Explanation:

edge2022:)

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