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- The mean ionic activity coefficient for 0.1 M H2SO4 is 0.265. Calculate the activity of H2SO4The mean activity coefficient of a 0.010 m H2SO4 solution is 0.544. What is its mean activity?The mean activity coefficient of a 0.2 b Mg (NO3)2 solution is 0.13 at 25oC. Calculate the mean molality, the mean ionic activity and the activity of the compound.
- Estimate the mean ionic activity coefficient and activity of a solution that is 0.015 mol kg-1 MgF2(aq) and 0.025 mol kg-1 NaCI(aq).Estimate the mean ionic activity coefficient of NaCl in a solution that is 0.020 mol kg−1 NaCl(aq) and 0.035 mol kg−1 Ca(NO3)2(aq) at 25 °C.Calculate the activity coefficients of Ca2 + and Cl- ions in the environment of 0.0036 M CaCl2 and 0.04 M NaCl solution.
- For a salt MpXq define the mean activity coefficient, where n= p+q, in terms ofthe separate activity coefficients of the ions.The activity coefficient of KCl in water at 25 0 C is 0.901 when the concentration is 0.01.What is the electric work needed to charge the solution to this state?How can I calculate the activity coefficient and the resulting activities of a mixture of 0.001M NaCl with 0.05 NaNO2 using Debye-Hückel approximation? Is the resulting activity coefficient only for one ion species or the whole salt?
- Estimate the mean ionic activity coefficient of CaCl2 in a solution that is 0.010 mol kg−1 CaCl2(aq) and 0.030 mol kg−1 NaF(aq) at 25 °C.A solution consists of 0.020 mol.kg-1 KCl(aq) and 0.035 mol.kg-1 Ca(NO3)2(aq). For Cd(NO3)2(aq), calculate (i) the average activity coefficient, and (ii) the activities of Cd2+ and NO3Define Chemical potential μ= μi+ + μi-, in terms of ion activity coefficients-Express the mean activity coefficient of the ions of the solution of CaCl2 in terms of the activity coefficients of the individual ions.