Find ∆H◦ of the reaction 2C2H2(g) + 5O2(g) = 4CO2(g) + 2H2O(g), as it is written,...

Question

Question

Find ∆H◦ of the reaction 2C2H2(g) + 5O2(g) = 4CO2(g) + 2H2O(g), as it is written, given the following:

2C(s) + H2(g) = C2H2(g), ∆H◦ = +227.4 kJ,

2H2(g) + O2(g) = 2H2O(g), ∆H◦ = −483.6 kJ,

C(s) + O2(g) = CO2(g), ∆H◦ = −393.5 kJ.

Answer 1

Answer #1

2ąH + 50 460 + 2H₂ 18) AH = ? 24.3 + H2> {to AH 2 227.465 Reverse the above and multiply with a sign of Ato changes from tive

Answer 2

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