Chemistry-

General

Easy

Question

# For there action C2H5OH(l)+3O2(g)→2CO2(g)+3H2O(l) Which one istrue -

- DH=DE–RT
- DH=DE+RT
- DH=DE+2RT
- DH=DE–2RT

## The correct answer is: DH=DE–RT

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### 2Zn+O2 3/2 →2ZnODG°=–616J 2Zn+S2→2ZnSDG°=–293J S2+2O2 3/4 →2SO2DG°=–408J DG°forthefollowingreactionis-2ZnS+3O2 3/4 →2ZnO+2SO

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