3. Determine the activity coefficient of H in a solution containing 0.01 mol H2SO4, 0.001 mol MgSO4, 0.001 mol Na2SO4 in 1000 g of water. Use the table to decide.
Ionic strength and activity coefficients of singly charged ions
I 0.012 0.025 0.037 0.052
y 0.92 0.89 0.86 0.85

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