Can you answer this one please, because I don't get it??

Question

There are _________ atoms of oxygen are in 300

molecules of CH3CO2H ??

A. 600
B. 3.61 X 10^26
C. 300
D. 3.01 X 10^24
E. 1.80 X 10^26

Do we just convert moles to atoms? or what exactly. Thank you

Answer 1

"A" - 600

Answer 2

There are 2 atoms of oxygen in the above compound. So if you have 300 molecules, you have 600 atoms of oxygen.