An elephant takes a deep breath, releasing 9.50g of CO2. How many molecules CO2 is this?

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06-12-2021
Chemistry

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An elephant takes a deep breath, releasing 9.50g of CO2. How many molecules CO2 is this?

Sagot :

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lk28422 lk28422 · Answer 1 · 2021-12-06T10:46:09-05:00

Answer:

3 significant figures.

Explanation:

So, a mole is essentially a group of things. In this case, a mole of carbon dioxide will contain

6.022 ⋅ 10 [ by the 23rd power]

molecules of carbon dioxide. In other words, in order to have

1 molecule of carbon dioxide, you need to have 6.022 ⋅ 10 [by the 23rd power] molecules of carbon dioxide.

You know that 5.00 ⋅ 10 [ by the 2nd power] molecules of carbon dioxide are exhaled from the lungs when we breathe out. You can use Avogadro's constant as a conversion factor to help you figure out how many molecules are present.

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