1. Calculate the ΔH per 3 moles of sodium bicarbonate (NaHCO3) in kJ/mol. (The mass of NaHCO3 (molar mass: 84.007 g/mol) is 10.0000 g.) (ΔH of the reaction of citric acid with sodium bicarbonate = 2960 J )
a. 504 kJ
b. 74.6 kJ
c. 87.9 kJ
d. 24.9 kJ


2. Calculate the standard enthalpy of reaction for the reaction of magnesium metal with hydrochloric acid based on the standard enthalpy of formation values