Related questions

Question

A 20.0 g sample of CaO3 was treated with aqueous H2SO4 producing calcium sulfate, water and 3.65 g of CO2(g) according to: CaCO3(s) + H2SO4(aq) => CaSO4(s) + H2O + CO2? A. 33.0 % B. 41.5 % C. 50. 7% D. 83.0 % E. 91.1 %