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The heat of formation of HCl (g) from th...

The heat of formation of HCl (g) from the reaction
`H_(2)(g)+Cl_(2)(g)=2HCl(g),DeltaH=-44kcal` is

A

`+44 kcal`

B

`-44 kcal`

C

`+22 kcal`

D

`-22 kcal`

Text Solution

Verified by Experts

The correct Answer is:
D
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Knowledge Check

  • In the reaction, H_(2)(g) +Cl_(2) (g) hArr 2HCl (g) :

    A
    `K_(p) ne K_(c )`
    B
    `K_(p) = K_(c )`
    C
    `K_(p) gt K_(c )`
    D
    `K_(p) lt K_(c )`

  • In the reaction, H_(2)(g) +Cl_(2) (g) hArr 2HCl (g) :

    A
    `K_(p) ne K_(c )`
    B
    `K_(p) = K_(c )`
    C
    `K_(p) gt K_(c )`
    D
    `K_(p) lt K_(c )`

  • The heat of formation of the compound in the following reaction is H_(2)(g)+Cl_(2)(g)to2HCl(g)+44kcal

    A
    `-44 kcal mol^(-1)`
    B
    `-22 kcal mol^(-1)`
    C
    `11 kcal mol^(-1)`
    D
    `-88 kcal mol^(-1)`

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