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in Chemistry by (24.0k points)
Electron gain enthalpy of F atom is 333 kJ/mole and dissociation energy of `F_(2)` is 158.8 kJ /mole . The energy released during the formation of 2g of `F^(-)` ions form 2g of `F_(2)`.
A. `26.69` J
B. `5.18` J
C. `6.35` k.cal
D. `12.7` k.cal

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