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The difference between heat of reaction ...

The difference between heat of reaction at constant pressure and constant volume for the reaction
`C_((s))+(1)/(2)O_(2(g)) rarr CO_(2(g))` is
(Assume that R = 0.002 kcal and temperature= T K)

A

T cal

B

`-T cal`

C

`-(T)/(2)`

D

`(T)/(2)` cal

Text Solution

Verified by Experts

The correct Answer is:
A
`Delta H - Delta U = Delta nRT. Delta n =+(1)/(2), R=2 cal`
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Knowledge Check

  • The difference between heats of reaction at constant pressure and constant volume for a given reaction is

    A
    `(Delta n_(g)) RT`
    B
    `(Delta n_(g)) R//T`
    C
    `(Delta n_(g)) T//R`
    D
    `Delta n_(g) RT^(2)`

  • The differnence between heat of reaction at constant pressure and constant volume for the reaction, C_((s)) + 1/2 O_(2(g)) to CO_(2(g)) is ________. (Assume that R=0.002 kcal and temperature = T K)

    A
    T cal
    B
    `-T cal`
    C
    `-T/2`cal
    D
    `T/2`cal

  • The difference between heat of reaction at constant pressure (DeltaH) and at constant volume ( DeltaE ) for the reaction : C_((s))+(1)/(2)O_(2(g)) to CO_((g)) is :- (Assume R = 0.002 Kcal K^(-1) "mol"^(-1) and temperature =TK)

    A
    T cal
    B
    `-T " Cal " `
    C
    `-(T)/(2)` cal
    D
    `(T)/(2)` cal

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