8. Thermochemistry
Hess's Law
8. Thermochemistry Hess's Law
14PRACTICE PROBLEM
Given 2 A + 2 B → 2 C + D, ΔH = –200 kJ, calculate ΔH for each of the following reaction:
i) 2 C + D → 2 A + 2 B
ii) 4 A + 4 B → 4 C + 2 D
iii) 6 C + 3 D → 6 A + 6 B
Given 2 A + 2 B → 2 C + D, ΔH = –200 kJ, calculate ΔH for each of the following reaction:
i) 2 C + D → 2 A + 2 B
ii) 4 A + 4 B → 4 C + 2 D
iii) 6 C + 3 D → 6 A + 6 B