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The Reaction Quotient

Q. Calcium sulfate, CaSO4, has a Ksp value of 7.10 x 10^-5. What happens when calcium and sulfate solutions are mixed to give 2.00 x 10^-3 M Ca^2+ and 3.00 x 10^-2 MSO4^2-? a) A precipitate forms because Q > Ksp. b) A precipitate forms because Q < Ksp. c) No precipitate forms because Q >Ksp. d) No precipitate forms because Q < Ksp.

Solved • Feb 26, 2020

The Reaction Quotient

Q. What is the value of Q when the solution contains 2.00 x 10^-3 M Ca^2+ and 3.00 x 10^-2 MSO4^2-? Express your answer numerically.

Solved • Feb 26, 2020

The Reaction Quotient

Q. A solution is 0.0100 M in each of the metal ions in the following table: HCl is added to the solution so that he H3O^+ concentration is 0.300 M • H2S gas is bubbled through the solution to attain a H2S concentration of 0.100 M. Predict which of the sulfides precipitate under the given conditions. Drag each item to the appropriate bin. NiS, CuS, FeS, PbS

Solved • Feb 26, 2020

The Reaction Quotient

Q. What is the value of Q when the solution contains 2.00 x 10^-2 MCa^2+ and 3.00 x 10^-2 MCrO4^2-? Express your answer numerically.

Solved • Feb 26, 2020

The Reaction Quotient

Q. When 18.0 mL of a 8.18×10-4 M lead acetate solution is combined with 12.0 mL of a 2.24×10-4 M ammonium iodide solution does a precipitate form? (yes or no) For these conditions the Reaction Quotient, Q, is equal to

Solved • Mar 17, 2020

The Reaction Quotient

Q. When 12.0 mL of a 1.04×10-4 M cobalt(II) nitrate solution is combined with 12.0 mL of a 1.59×10-4 M ammonium sulfide solution does a precipitate form? (yes or no) For these conditions the Reaction Quotient, Q, is equal to

Solved • Mar 17, 2020

The Reaction Quotient

Q. When 15.0 mL of a 2.30x10^-4 M nickel(II) acetate solution is combined with 12.0 mL of a 7.66x10^-4 M potassium sulfide solution does a precipitate form? (yes or no) For these conditions the Reaction Quotient, Q, is equal to ______.

Solved • Mar 6, 2020