Question: b) Use Davies equation to estimate the mean activity coefficient (Yu) for aqueous CaCl2 solutions at 25C with molalities as below. Davies Equation: logy+ =

b) Use Davies equation to estimate the mean activity coefficient (Yu)

b) Use Davies equation to estimate the mean activity coefficient (Yu) for aqueous CaCl2 solutions at 25C with molalities as below. Davies Equation: logy+ = -0.51]2+2 | Im mo Im 1+ 0.30 ma a =Y+xm me = 1 mol kg-?. Quantities a, y and m denote activity, mean activity coefficient and concentration. i) 0.001 mol kg

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