What is the activity coefficient for each ion at the given ionic strength at 25 °C? Activity coefficients at various ionic strengths can be found in this table. so;- (H = 0.01 M) y = Incorrect 0.145 Al+ (u= 0.1 M) y = Incorrect Pr* (u = 0.005 M) Y = Incerrect 0.964 (CH, CH, ), NH (u= 0.05 M) Y =
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- 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.The mean activity coefficient of a 0.010 m H2SO4 solution is 0.544. What is its mean activity?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.
- For 0.002 mol kg-1 CaCl2 at 25 °C, use the Debye-Hückel limiting law to calculate its mean ionic activity coefficient.Calculate the ionic strength of a solution that is 0.15 mol kg-1 in KCI(aq) and 0.30 mol kg-1 in CuSO4(aq)How do I estimate the mean ionic activity coefficient of a 0.00125 mol/kg CuBr2 at 25°C and how do I tell if it is ideal or not?
- Table 2. Gibbs Free Energies of formation (kJ), ∆G°f, for Ions in 1M Solution and Ionic Solids Cations Cl--131.228 I--51.57 NO3--108.74 SO4-2-744.53 Ca2+-553.58 -748.1 -528.9 -743.07 -1797.28 W2 ∆G°f of water = -237.129 kJ/mol Calculated values of ∆G°rxn and the ∆Grxn of each box, Predicted results (ppt or no ppt).Observations (Rxn or No Rxn). S or support and R for Refute Cations Cl- I- NO3- SO4-2 Ca+2 helpTable 2. Gibbs Free Energies of formation (kJ), ∆G°f, for Ions in 1M Solution and Ionic Solids Cations Cl--131.228 I--51.57 NO3--108.74 SO4-2-744.53 Ag+77.107 AgCl -109.789 -66.19 -33.41 -618.41 Calculated values of ∆G°rxn and the ∆Grxn of each box, Predicted results (ppt or no ppt).Observations (Rxn or No Rxn). S or support and R for Refute Cations Cl- I- NO3- SO4-2 Ag+ Ba+2How do I estimate the mean ionic activity coefficient of a 0.00250 mol/kg of AlBr3 @25°C by using the limiting law of Debye-Hückel. How would I determine how ideal the solution is?
- 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?Given that p*(H2O)=0.02308 atm and p(H2O)=0.02238 atm in a solution in which 0.122 kg of a nonvolatile solute (M=241 g/mol) is dissolved in 0.920 kg of water at 293 K, calculate the activity and activity coefficient of water in the solution.Calculate ionic strength of the following electrolyte solutions: (a) 0.04 mol/kg CaCl2(aq) (b) 0.05 mol/kg NaCl(aq) and 0.03 mol/kg CaCl2(aq) (c) 0.04 moles of Al(NO3)3(aq) and 0.06 moles Ca(NO3)3 and 27.778 moles of water.