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For a reaction M(2)O((g))to2M((s))+1/2O(...

For a reaction `M_(2)O_((g))to2M_((s))+1/2O_(2(g))`,
`DeltaH=30 k J mol^(-1)` and `DeltaS=0.07 k J mol^(-1)` at `1 atm`. Calculate up to which temperature, the reaction would not be spontaneous.

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The correct Answer is:
`T < 428.57 K`
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