The answer is bohr hope this helps :)
Relatively few hydrogen atoms
Answer:
<h3>The answer is 0.622 mL</h3>
Explanation:
The volume of a substance when given the density and mass can be found by using the formula

From the question
mass = 12 g
density = 19.30 g/mL
We have

We have the final answer as
<h3>0.622 mL</h3>
Hope this helps you
I would say 2 because co2 goes out and o goes in