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Eamcet Chemistry
1 st Year : Unit 6.2 (Thermo Dynamics ) - Thermodynamics-2

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If the heats of formation of CO₂(g), H₂O(l) and CH₄(g) are –394 kJ mol^–1,–286 kJ mol^–1 and –76 kJ mol^–1 respectively then the heat of combustion of methane is

A. +1042KJ/mole

B. +890KJ/mole

C. -890KJ/mole

D. -1042KJ/mole

E. None of the above

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Correct choice: C

Explanation:

None

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Eamcet Chemistry 1 st Year : Unit 6.2 (Thermo Dynamics ) - Thermodynamics-2

Eamcet Chemistry
1 st Year : Unit 6.2 (Thermo Dynamics ) - Thermodynamics-2