Question

Help asap. Calcium carbonate is a chemical compound found in rocks and seashells. Its chemical formula is CaCO3. Which of the following statements is true?

Calcium carbonate has three atoms of carbon dioxide.
Calcium carbonate has three atoms of oxygen.
Calcium carbonate has two atoms of carbon.
Calcium carbonate has two atoms of oxygen.

Answer 1

The answer is B
CaCO3 is 1 calcium 1 carbon and 3 oxygen atoms

Answer 2

The answer is C!

Step-by-step explanation:

(Sorry if it didn't help..)