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The standard heat of formation values of...

The standard heat of formation values of `SF_(6)(g), S(g)`, and `F(g)` are `-1100, 275`, and `80 kJ mol^(-1)`, respectively. Then the average `S-F` bond enegry in `SF_(6)`

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Estimate the average S-F bond enthalpy in SF_(6) . The values of standard enthalpy of formation of SF_(6)(g),S(g) and F(g) are :- 1100, 274 and 80 kJ mol^(-1) respectively.

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