How many molecules are in 27.3

Sulfuric acid (a component of acid rain) reacts with limestone (calcium carbonate) to produce calcium sulfate and carbon dioxide. this damages buildings and statues made of limestone. which solution of sulfuric acid will damage these structures more quickly? a. 0.001% b. 0.005% c. 0.010% d. 0.015%

Calcium chloride +gold(1) oxide—>

What is the mass of oxygen gas is consumed in a reaction that produces 4.60mol so2