October 2018 1 45 Report
Diketahui kalor pmbakaran gas metana (CH4) g = p kJ/mol
Kalor pembentukan CO2 (g) = q kJ/mol
Kalor pembentukan H2O (g) = r kJ/mol
Maka kalor pembentukan CH4 (g) adalah... (Soal Polban 2014)

a) p + q + r
b) -p + q + r
c) -p + q + 2r
d) p + 2q + 2r
e) p - 2q + 2 r

Dengan caranya ya ka....makasih

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