Question

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1.) At 25 ^oC the solubility of barium fluoride is 7.52 x 10 ^-3 mol/L. Calculate the value of K _sp at this temperature. Give your answer in scientific notation to 2 SIGNIFICANT FIGURES (even though this is strictly incorrect).

2.) At 25 ^oC the solubility of iron(II) hydroxide is 1.59 x 10 ^-5 mol/L. Calculate the value of K _sp at this temperature. Give your answer in scientific notation to 2 SIGNIFICANT FIGURES (even though this is strictly incorrect).

3.) The K _sp of Al(OH) ₃ is 1.0 x 10 ^-33. What is the solubility of Al(OH) ₃ in a solution that has pH = 11? Give your answer using scientific notation and to 2 significant figures (i.e., one decimal place).

Answer 1