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Activity Calculate the activity coefficient, y, of Fe2+ when the ionic strength of the solution, μ , is 0.074 M lonic Strength Coefficient 2+ (a) by linear interpolation of the data in the table to the right; 0.001 0.005 0.01 0.05 0.1 0.870 0.749 0.675 0.485 0.405 Number Fe (b) by using the extended Debye-Huckel equation at 25°C, where the ion size is 600 pm Number Fe
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ion 吽悉0 dalar g non D.Ds and D.1 1+0ん 007412 Po . 485 Ou ー(D.DC-0.074) n _ D .405. selv ( 그 e 44.66 ient pr>) ue tente etunsh lu) 1230s auw pure 0.36)

Ans. is a) 0.4466

b) 0.4355

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