Calculate the enthalpy change for the following reaction CH4(g) + 2O2( – InterviewSolution

1.	Calculate the enthalpy change for the following reaction CH4(g) + 2O2(g)→CO2(g) + 2H2O(l) Given enthalpies of formation of CH4, CO2 & H2O are −74.8KJ mol−1,−393.5KJ mol−1 and −286.2KJ mol−1 respectively.
Answer» Calculate the enthalpy change for the following reaction $C H_{4} (g) + 2 O_{2} (g) \to C O_{2} (g) + 2 H_{2} O (l)$ Given enthalpies of formation of $C H_{4}, C O_{2} & H_{2} O$ are $- 74.8 K J m o l^{- 1}, - 393.5 K J m o l^{- 1}$ and $- 286.2 K J m o l^{- 1}$ respectively.

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