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The Delta(f)H^(Theta) for CO(2)(g), CO(g...

The `Delta_(f)H^(Theta)` for `CO_(2)(g), CO(g)`, and `H_(2)O(g)` are `-393.5, -110.5` and `-214.8 kJ mol^(-1)`, respectively. The standard enthalpy change (in `kJ mol^(-1))` for the reaction
`CO_(2)(g) +H_(2)(g) rarr CO(g) +H_(2)O(g)` is

A

`524.1`

B

`41.2`

C

`-262.5`

D

`-41.2`

Text Solution

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The correct Answer is:
B
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ALLEN-THERMODYNAMICS -EXERCISE -3
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  2. Two atoms of hydrogen combine to form a molecule of hydrogen gas the e...

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  3. The Delta(f)H^(Theta) for CO(2)(g), CO(g), and H(2)O(g) are -393.5, -1...

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  4. The heats of combustion of carbon and carbon monoxide are -393.5 and ...

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  5. The standard heat of formation of CS(2)(I) will be, given that the sta...

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  7. Standard enthalpy of formation is zero for

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  10. According to equation, C(6)H(6)(l)+15//2 O(2)(g)rarr 6CO(2)(g)+3H(2)O(...

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  11. Heat of combustion of CH(4), C(2)H(6), C(2)H(4) and C(2)H(2) gases are...

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  12. The standard enthalpy of formation of CO is -110 kJ and of CO2 is -394...

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  13. If enthalpies of formation of C(2)H(4)(g),CO(2)(g) and H(2)O(l) at 25^...

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  14. The heat of combustion of carbon and monoxide are -394 and -285 KJ mol...

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