Question: Which is a combustion reaction and which is not? a. CH4 + 2F2 ( CF4 + 2H2 b. 2H2 + O2 ( 2H2O

Which is a combustion reaction and which is not?
a. CH4 + 2F2 ( CF4 + 2H2
b. 2H2 + O2 ( 2H2O

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