8. Thermochemistry
Internal Energy
28PRACTICE PROBLEM
Calculate ΔE and ΔH for the system if, at constant pressure, it absorbs 211 kJ of heat and does 32 kJ of work.
Calculate ΔE and ΔH for the system if, at constant pressure, it absorbs 211 kJ of heat and does 32 kJ of work.
ANSWERS OPTIONS
A
ΔE = –179 kJ; ΔH = 243 kJ
B
ΔE = 179 kJ; ΔH = 211 kJ
C
ΔE = 243 kJ; ΔH = –243 kJ
D
ΔE = –243 kJ; ΔH = –211 kJ