Question 1
For the reaction 3 C
2H
2(
g) → C
6H
6(
l) at 25°C, the standard enthalpy change is -631 kJ and the standard entropy change is -430 J/K. Calculate the standard free energy change at 25°C?
◦ -10,120 kJ
◦ -127 kJ
◦ 619 kJ
◦ -503 kJ
Question 2
Calculate the standard free energy for the reaction given.
2 CH
3OH(
l) + 3 O
2(
g) → 2 CO
2(
g) + 4 H
2O(
l)
◦ -465.2 kJ
◦ -1404.8 kJ
◦ -797.8 kJ
◦ -2069.8 kJ