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Given, C2H2(g)→C2H4(g):ΔH∘=−175 kJ mol−1ΔH∘f(C2H4,g)=50kJ mol−1;ΔH∘f(H2O,l)=−280 kJ mol−1;ΔH∘f(CO2g)=−390 kJ mol−1If ΔH∘ is enthalpy of combustion (in kJ mole−1 of C2H2(g), then calculate the value of ∣∣∣ΔH∘257∣∣∣ |
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Answer» Given, C2H2(g)→C2H4(g):ΔH∘=−175 kJ mol−1 ΔH∘f(C2H4,g)=50kJ mol−1;ΔH∘f(H2O,l)=−280 kJ mol−1;ΔH∘f(CO2g)=−390 kJ mol−1 If ΔH∘ is enthalpy of combustion (in kJ mole−1 of C2H2(g), then calculate the value of ∣∣∣ΔH∘257∣∣∣ |
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