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1. |
What is the heat of reaction for C6H6 + 3H2 -> C6H12, if heat of formation of C6H6, H2, and C6H12 are 25 J, 5 J and 50 J respectively? |
A. | 10 J |
B. | 20 J |
C. | 30 J |
D. | 35 JView answer |
Answer» B. 20 J | |