Calculate the standard enthalpy of reaction for the reaction of magnesium metal with hydrochloric acid based on the standard enthalpy of formation values
a. 466.9 kJ
b. -466.9 kJ
c. 488.2 J
d. -502.7 J

Calculate the standard enthalpy of reaction for the reaction of magnesium oxide with hydrochloric acid based on the standard enthalpy of formation values on page 6 of the lab manual (assume the value is zero if the standard enthalpy of formation values are not shown on page 6).
a. 151.6 kJ
b. -151.6 kJ
c. 236.1 J
d. -236.1 J