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The enthalpy and entropy change for the ...

The enthalpy and entropy change for the reaction, `Br_2(l) + Cl_2(g) - 2BrCl(g)` are `7.1 kcal mol^-1` and `25 cal K^-1 mol^-1` respectively. This reaction will be spontaneous at

A

`10^@C`

B

`280K`

C

`290K`

D

` -556^@C`

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