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For reaction 2A(g)+3B(g)to4C(g)+D(s) C...

For reaction
`2A(g)+3B(g)to4C(g)+D(s)` Calulate work involved during system reaction if reaction occurs at constant pressure and 300K:

A

`600kccal`

B

`300kcal`

C

`150cal`

D

`1200kacl`

Text Solution

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The correct Answer is:
A
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Knowledge Check

  • Heat of reaction A(s) + B(g) rarr 2C(g) is 40 kJ at 300 K and constant volume. Hence, heat of reaction at constant pressure and at 300 K is,

    A
    42.5 kJ
    B
    37.5 kJ
    C
    `40.0 kJ`
    D
    `30.0 kJ`

  • For a gaseous reaction : A(g)to3B(g)+C(g),DeltaH is positive and the reaction attains equilibrium at 1 bar total pressure and 400 K. Identify the incorrect statement(s) regarding the above reaction:

    A
    On increase of temperature,equilibrium will be shifted in forward direction.
    B
    When inert gas is introduced into a rigid container containing above equilibria equilibrium shifts towards left.
    C
    `Delta_(400)^(circ)=0`,for the above reaction.
    D
    If volume of vessel containing the above equilibria is increased without change in temperature then partial pressure kof B decreases as compared to original equilibrium partial pressure of B.

  • Assertion : For the reaction : A(g) +B(g) hArr C (g) +D (g) at a given temperature , there will be no effect of the addition inert gas at constant pressure or at constant volume. Reason : For the reaction Delta^(n) =0. Therefore there is no effect of addition of inert gas either at constant volume or at constant pressure.

    A
    if both assertion and reason are correct and reason is correct explanation for assertion.
    B
    if both assertion and reason are correct but reason is not correct explanation for assertion.
    C
    if assertion is correct but reason is incorrect.
    D
    if assertion and reason boht are incorrect.

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