

MCQOPTIONS
Saved Bookmarks
1. |
What is the heat of reaction for N₂ + 3H₂ -> 2NH₃, if the heat of combustion of N₂ = 5 J, H₂ = 2 J, and NH₃ = 15 J? |
A. | -5 J |
B. | 5 J |
C. | -19 J |
D. | 19 J |
Answer» D. 19 J | |