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Allushta [10]
3 years ago
15

Which of these is the best argument for switching from combustion-powered cars to fuel cell cars in order to help the environmen

t?
They use hydrogen, which produces water vapor instead of CO2.
They conserve gasoline reserves so they can be burned in the future.
They decrease the money spent by consumers on transportation.
They decrease the reliance on other countries for non-renewable resources.
Chemistry
1 answer:
Virty [35]3 years ago
7 0
Hello User

Question: <span>Which of these is the best argument for switching from combustion-powered cars to fuel cell cars in order to help the environment?

Answer: </span><span>They use hydrogen, which produces water vapor instead of CO2.

Reason: This is the best argument because it is saying that pollution will go down if you use Combustion powered cars. It relates to any situation and all of the cars do this.

I hope I helped
-Chris</span>
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Is petroleum potential or kinetic energy
Sav [38]
Petroleum is a potential.
yeah that's my guess.
8 0
3 years ago
How many moles of H2 and N2 can be formed by the decomposition of 0.145 mol of ammonia, NH3 ?​
zepelin [54]

Answer:

Explanation:

The moles of H2 and N2 are as follows respectively, 0.3915mol of H2 and 0.1305 mol of N2.

5 0
2 years ago
Please indicate which of the compounds will yield postive results for the permanganate, ninhydrin, and ceric ammonium nitrate te
maks197457 [2]

The compounds will yield Positive results for the permanganate, ninhydrin, and ceric ammonium nitrate tests  are

permanganate test= ethene,

ninhydrin=aspasyic acid Phenylalanine

ceric ammonium nitrate test= methanol

<h3>What is a compound?</h3>

Generally, A compound is simply defined as a substance made up of two or more different chemical elements held together by chemical bonds that are difficult to break.

In conclusion, For the permanganate test= ethene,

ninhydrin=aspasyic acid Phenylalanine

ceric ammonium nitrate test= methanol

Read more about Compound

brainly.com/question/704297

3 0
2 years ago
2Pb(s) + O2(aq) + 4H+(aq) → 2H2O(l) + 2Pb2+(aq)
defon

Answer:

The answer to your question is 0.269 g of Pb

Explanation:

Data

Lead solution = 0.000013 M

Volume = 100 L

mass = 0.269 g

atomic mass Pb = 207.2 g

Chemical reaction

                        2Pb(s) + O₂(aq) + 4H⁺(aq) → 2H₂O(l) + 2Pb₂⁺(aq)

Process

1.- Calculate the mass of Pb in solution

Formula

Molarity = \frac{number of moles}{volume}

Solve for number of moles

Number of moles = Volume x Molarity

Substitution

Number of moles = 100 x 0.000013

Number of moles = 0.0013

2.- Calculate the mass of Pb formed.

                       207.2 g of Pb ----------------- 1 mol

                             x g             ----------------- 0.0013 moles

                        x = (0.0013 x 207.2) / 1

                        x = 0.269 g of Pb                                                                

8 0
3 years ago
Read 2 more answers
Will give brainliest to best answer..
Tasya [4]
I have attached the answer here. hope this helps!

let me know if you have any question

6 0
3 years ago
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