A tank of hydrogen gas has a volume of 28.7 L and holds 18.0 mol of the gas at 37°C.
What is the reading on the pressure gauge in
atmospheres?

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%

Asample of aluminum foil contains 8.60 × 1023 atoms. what is the mass of the foil?

The identities of substances are the same before and after which type of change