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1. |
What is the enthalpy of reaction for C + O2 -> CO2, if the conversion of C is 50%, and heat of formation of C, O2, and CO2 are 0, 0 and 10 J. |
A. | t5 J |
B. | t10 J |
C. | t15 J |
D. | t20 J |
Answer» B. t10 J | |