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The standard Gibbs energy change at 300 ...

The standard Gibbs energy change at 300 k for the reaction `2A hArr B + C " is " 2494. 2J `. At a given temperature, and time. the composition of the reaction mixture is `[A] = 1//2,[B] = 2,[C]= 1//2`. The reaction proceed in the
`(R = 8.314 "J/K mol," = 2.718)`

Text Solution

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The correct Answer is:
Reverse direction
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The value of K_(c) for the reaction 2A rarr B + C "is" 2 xx 10^(-2) At a given time the composition of the reaction mixture is [A]=[B]=[C]=3 xx 10^(-3)M What will be the direction of the reaction ?

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Knowledge Check

  • The standard Gibbs energy change at 300 K for the reaction 2 A hArr B+ C " is" 2494 *2 J At a given time, the composition of the reaction mixture is [A] =1/2 , [B] =2 and [C] =1/2 . The reaction proceeds in the : [R=8*314 J//K//mol, e=2*718]

    A
    Forward direction because `Q gt K_(c)`
    B
    Reverse direction because `Q gt K_(c)`
    C
    Forward direction because `Q lt K_(c)`
    D
    Reverse direction because `Q lt K_(c)`

  • The standard Gibbs energy change at 300 K for the reaction 2A hArr B +C is 2494.2J. At a given time, the composition of the reaction mixture is [A]=(1)/(2), [B]=2 and [C]=(1)/(2) . The reaction proceeds in the : [R=8.314 J//K//"mol", e=2.718]

    A
    forward direction because `Q lt K_(e )`
    B
    reverse direction because `Q lt K_(e )`
    C
    forward direction because `Q gt K_(e )`
    D
    reverse direction because `Q gt K_(e )`

  • The standard Gibbs energy change at 300 K for the reaction 2A Leftrightarrow B+C is 2494.2J. At a given time, the composition of the reaction mixture is [A]=1/2 [B] =2 and [C]=1/2 . The reaction proceeds in the (R= 8.314 J/K mol, e =2.718)

    A
    forward direction because `Q gt K_c`
    B
    reverse direction because `Q gt K_c`
    C
    forward direction because `Q lt K_c `
    D
    reverse direction because `Q lt K_c`

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    The standard Gibbs energy change at 300K for the reaction 2AhArrB+C is 2494. 2J . At a given time, the composition of the reaction mixture is [A]=1/2, [B]=2 and [C]=1/2 . The reaction proceeds in the (R=8.314JK//"mol"e=2.718)

    The standard Gibbs energy change at 3000 K for the reaction 2AhArrB+C is 2494.2 J. At a given time, the composition of the reaction mixture is [A]=(1)/(2),[B]=2 and [C]=(1)/(2) . The reaction proceeds in the :[R=8.314J//K//mol,e=2.718]

    The standard Gibbs energy change at 300 K for the reaction 2AhArrB+Cis 2494.2 J. At a given time, the composition of the reaction mixture is [A]=1/2,[B]=2and [C]=1/2. The reaction proceeds in the: [R=8.314J//Kmol, e=2.718]

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