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15-06-2016
Chemistry

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Which of the following is a combustion reaction?
a 2H2O 2H2 + O2
b 2AgNO3 + H2S yields Ag2S + 2NHO3
c CH4 + 2O2 yields CO2 + 2H2O
d 2Al + N2 yields 2AlN

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21-06-2016

A combustion reaction is a reaction that uses oxygen as a reactant and yields carbon dioxide and water as products. Among the choices, C is the combustion reaction since it fits with the description of the aforementioned reaction. Answer is C.

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