Balance equation how many reactants and products?

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%

How many moles of magnesium is 3.01 x10^22 atoms of magnesium?

How does the motion of particles in a gas change as the gas cools