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Consider the following reactions .In whi...

Consider the following reactions .In which case the formation of product is favoured by decreasein pressure?
(1)`CO_(2)(g)+C(s)hArr2CO(g),DeltaH^(@)=+172.5Kj`
(2)`N_(2)(g)+3H_(2)(g)hArr2NH_(3)(g) hArr2NH_(3)(g),DeltaH^(@)=-91.8KJ`
(3) `N_(2)(g)+O_(2)(g)hArr2NO(g),DeltaH^(@)=181KJ`
(4) `2H_(2)O(g)hArr2H_(2)(g)+O_(2)(g),DeltaH^(@)=484.6KJ`

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In which of the following reactions, the formation of product is favoured by decrease in temperature ? (1) N_(2)(g)+O_(2)(g)hArr2NO(g), DeltaH^(@)=181 (2) 2CO_(2)(g)hArr2CO(g)+O_(2)(g), DeltaH^(@)=566 (3) H_(2)(g)+I_(2)hArr2HI(g), DeltaH^(@)=-9.4 (4) H_(2)(g)+F_(2)(g)hArr2HF(g),DeltaH^(@)=-541

In which of the following reactions, the formation of product is favoured by decrease in temperature ? (1) N_(2)(g)+O_(2)(g)hArr2NO(g), DeltaH^(@)=181 (2) 2CO_(2)(g)hArr2CO(g)+O_(2)(g), DeltaH^(@)=566 (3) H_(2)(g)+I_(2)hArr2HI(g), DeltaH^(@)=-9.4 (4) H_(2)(g)+F_(2)(g)hArr2HF(g),DeltaH^(@)=-541

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For the reaction N_(2)(g) + 3H_(2)(g) hArr 2NH_(3)(g), DeltaH=?

For the reaction N_(2)(g) + 3H_(2)(g) hArr 2NH_(3)(g), DeltaH=?

Heat of formation of CH_(4) are: If given heat: C(s)+ O_(2)(g) rarr CO_(2) (g) " "DeltaH =-394 KJ 2H_(2) (g)+ O_(2)(g) rarr 2H_(2)O(l) rarr 2H_(2)O(l) " "DeltaH =-568 KJ CH_(4)(g) + 2O_(2)(g) rarr CO_(2)(g) + 2H_(2)O(l) " " DeltaH =- 892 KJ

Use the thermochemical data given to calculate Deltah_(f)^(@) for N_(2)O_(5)(g) in KJ/ mol^(-1) N_(2)(g)+O_(2)(g)to 2NO(g) DeltaH^(@)=+180.5KJ 2NO(g)+O_(2)(g)to2NO_(2)(g) DeltaH^(@)=-114.1Kj 4NO_(2)(g)+O_(2)(g)to 2N_(2)O_(5) DeltaH^(@)=-110.2Kj