HELP ME OUT PLEASE!!!!!!!!

A chemical reaction in which calcium carbonate (CaCO3) is decomposed (broken down) results in the production of two simpler compounds. (See diagram) What mass of Calcium Carbonate (CaCO3) to the nearest hundredth of a gram, is broken down in this reaction?

A) 28 00g

B) 21979

C) 49.979

D) 50.000​

HELP ME OUT PLEASE A chemical reaction in which calcium carbonate CaCO3 is decomposed broken down results in the production of two simpler compounds See diagram class=