When calcium carbonate is heated, it breaks down into calcium oxide and carbon dioxide.

CaCO3(s) →CaO(s) + CO2(g)

You heat 2.0 moles CaCO3.

How many moles of carbon dioxide(CO2) will you make?


A) 4 moles CO2


B) 2 moles CO2


C) 1 mole CO2


D) 0.50 moles CO2