Based on Ksp you calculated in the previous question, which is 1.10 * 10*-2. what is delta G for the dissolution of lithium tetraborate at 25 celcius
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Based on Ksp you calculated in the previous question, which is 1.10 * 10*-2. what is delta G for the dissolution of lithium tetraborate at 25 celcius
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- Calculate the solubility of lead(II) sulfate (Ksp = 2.53x10-8) in a 0.0034 M solution of sodium sulfate. Give your answer to three sig. figs. and in exponential form (e. g. 1.23E-3).At 25°C the equivalent conductivities of dilute NaI solutions are as following:Find Λ° of NaI at 25°CCalculate the [Cu2+] and [IO3–] in a solution made by saturating pure water with solid Cu(IO3)2. Use your mean Ksp value above when performing the calculation. Mean Ksp=0.050
- The resistance of a conductivity cell containing a 0.02 M aqueous solution of KCl was fond to be 83 ohms at 298 K. The conductivity of the 0.02 M KCl solution at this temperature is 0.00277 S cm-1. When the cell was filled with a 0.005 M aqueous solution of K2SO4, it exhibited a resistance of 326 ohms at the same temperature. What is the molar conductivity of the potassium sulfate solution? [ answer should be 141 S cm2 mol-1]thank u2 Fe + O2 --> 2 FeO has a positive Delta SThe Ksp of SrSO4 changes from 2.8 x10-7 at 37 degree C to 3.8 x10-7 at 77 degree C. i)Calculate delta G of dissolution process at 37 dregee and 77 degree. ii) Identify the temperature at which the dissolution will be more spontaneous and why?
- The Ksp values of two solid carbonates, A2CO3 and BCO3, were determined by preparing 250.0-mL saturated aqueous solutions of both solids and then determining the concentration of carbonate by titrating it with 0.01023 M HCl up to methyl orange endpoint. Solutions of A2CO3 and BCO3 required 6.184 mL and 3.456 mL of the titrant, respectively. a. What are the concentration of carbonate in each of the saturated solutions of A2CO3and BCO3?b. What are the Ksp values of A2CO3 and BCO3? c. If 8.721 mg A2CO3 and 1.769 mg BCO3 were needed to prepare the saturated solutions, what are the identity of A2CO3and BCO3 ?Hint: deduct the molecular weight of carbonated. Instead of distilled water, 250.0 mL of 0.10 M ANO3 was used to prepare a saturatedsolution of A2CO3 while 250.0 mL of 0.10 M B(NO3)2 was used for BCO3. Which will have a higher solubility?Using activities,(a) Find the concentration of of hydroxide ion in 0.10 M NaClO 4 saturated with Mn(OH)2(Ksp = 1.6 x 10 –13 ).(b) Determine the pH of the solution at 25 ̊C if Kw is 1.0 x 10 –1The solubility of Ag2SO3 is 5.5x10-3 g/L. Determine the Ksp. (MW of Ag2SO3=295.8 g/mole)