1.

Which of the following reaction is not involved in combustion calculations?

A. CH4 + 2O2 → CO2 + 2H2O
B. 2C + O2 → 2CO
C. N2 + O2 → 2NO
D. 2H2 + O2 → 2H2O
Answer» D. 2H2 + O2 → 2H2O


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