25 C, lanthanum(III) hydroxide has a Ksp of 2.0 x 10^–21. a. Calculate the molar solubility of lanthanum(III) hydroxide. b. Calculate the pH of a saturated lanthanum(III) hydroxide solution. c. Will lanthanum(III) hydroxide precipitate when 0.040 g of solid La(NO3)3 is dissolved in 100 mL of a solution buffered to pH 7.00? Why or why not?

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Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.