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Standar entropies of x(2), y(2) and xy(3...

Standar entropies of `x_(2), y_(2) and xy_(3)` are 60,40 and `50JK^(-1) mol^(-1)` respectively for the reaction to be at equilibrium, the temperature should be
`(1)/(2) x_(2) + (3)/(2) y_(2) hArr xy_(3) Delta H= - 30kJ`

A

750 K

B

1000K

C

1250K

D

500K

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