Calculate the standard enthalpy change for the following reaction, 2 C_2H_6 _ (g) + 7 O_2 _ (g) 4 CO_2 _ (g)...

Question

Calculate the standard enthalpy change for the following reaction, 2 C_2H_6 _ (g) + 7 O_2 _ (g) 4 CO_2 _ (g) + 6 H_2O _ ( ) Given, _f H^ ( C_2H_6 ) = -85 kJ mol^ -1 _f H^ ( CO_2 ) = -390 kJ mol^ -1 _f H^ ( H_2O ) = -285 kJ mol^ -1

Accepted Answer

(B)

MHT CET 2026 Chemistry question

Solution

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