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DeltaH(t)^(@) for CO(2)(g) and H(2)O(g) ...

`DeltaH_(t)^(@)` for `CO_(2)(g)` and `H_(2)O(g)` are `-393.5, -110.5` and `-241.8 kJ"mol"^(-1)` respectively. The standard enthalpy change (in kJ) for the reaction.
`CO_(2)(g) + H_(2)(g) to 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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the DeltaH_(t)^(@)for CO_(2)(g) , CO(g) and H_(2)O(g) are -393.5 , -110.5 and -241.8 kJ mol ^(-1) respectively, the standed enthalpy change ( in kJ) for the reaction CO_(2)(g)+ H_(2)(g)to CO(g) + H_(2)O(g) is

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Knowledge Check

  • The DeltaH_(t)^(@) for CO_(2) (g), CO(g) and H_(2)O (g) are -393.5, -110.5 and -241.8 kJ mol^(-1) respectively. The standard enthalpy change (in kJ) for the reaction. CO_(2)(g) + H_(2)(g) to CO(g) + H_(2)O(g) is

    A
    524.1
    B
    41.2
    C
    `-262.5`
    D
    `-41.2`

  • The DeltaH^(@) for CO_(2)(g), CO(g) and H_(2)O(g) are -393.5, -110.5 and -241.8 kJ mol^(-1) respectively.The standard enthalpy change (in kJ) for the reaction : CO_(2)(g) + H_(2)(g) to CO(g) + H_(2)O(g) is

    A
    524.1
    B
    41.2
    C
    `-262.5`
    D
    `-41.2`

  • The Delta_(f)H^(@) for CO_(2)(g), CO(g) and H_2O(g) are -393.5, -110.5 and -241.8 kJ mol^(-1) respectively. The standard enthalpy change (inkJ) for the reaction CO_(2)(g) + H_(2)(g) to CO(g) + H_2O(g) is

    A
    524.1
    B
    41.2
    C
    `-262.5`
    D
    `-41.2`

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