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Calcium carbonate is a compound that is used to make chalk for drawing on rocks or pavement. one molecule has one atom of calcium (ca), one atom of carbon (
c., and three atoms of oxygen (o). which is the correct way to write the chemical formula for calcium carbonate?

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ampofoeugenia7
I think the correct way to write the formula is CaCO3
saadhussain514

Calcium Carbonate is used to make chalk drawing

Number of atoms of elements are given in the question when we combine such atoms, a result product will be calcium carbonate. A molecule which has one atom of calcium ( Ca ), one atom of carbon ( C ) and three atoms of oxygen ( O ). By combining these, CaCO3 will be formed which is the chemical formula of calcium carbonate.

Ca + C + O3 ---->CaCO3.

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