Hydrogen gas is produced when zinc reacts with sulfuric acid.
Zn(s) + H2SO4(aq) → ZnSO4(aq) + H2(g)
If 147 mL of wet H2 is collected over water at 24°C and a barometric pressure of 735 torr, how many grams of Zn have been consumed? (The vapor pressure of water is 22.38 torr at 24°C.)