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Parveen Salvi
Asked: 2022-11-11T11:24:49+05:30 In:

The densities of graphite and diamond at 298 K are 2.25 and 3.31 g `cm^(-3)`, respectively. If the standard free energy difference `(DeltaG^(@))` is equal to 1895 J `mol^(-1)`, the pressure at which graphite will be transformed diamond at 298 K is
A. `9.92xx10^(5)Pa`
B. `9.92xx10^(8)Pa`
C. `9.92xx10^(7)Pa`
D. `9.92xx10^(6)Pa`

The densities of graphite and diamond at 298 K are 2.25 and 3.31 g `cm^(-3)`, respectively. If the standard free energy difference `(DeltaG^(@))` is equal to 1895 J `mol^(-1)`, the pressure at which graphite will be transformed diamond at 298 K is
A. `9.92xx10^(5)Pa`
B. `9.92xx10^(8)Pa`
C. `9.92xx10^(7)Pa`
D. `9.92xx10^(6)Pa`
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1 Answer

  1. Correct Answer – B
    Only high pressure favours the conversion.

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