1.

heat of combustion of gaseous compounds A(molar mass =16) B(molar mass=28) C(molar mass=30) and D(molar mass=40) are-890 ,-1411, -1560 and-1900 kJ/molerespectively.Which has the highest calorific fuel(J/g)?

Answer»

A
B
C
D

Answer :A


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