🧪 TheChemSolverUSNCO / General Chemistry
EquilibriumMCQ

Mg(OH)2(s) ⇄ Mg2+(aq) + 2 OH−(aq) The exothermic dissolution of Mg(OH)2(s) in water is represented bEquilibrium Chemistry Question

Question

Mg(OH)2(s) ⇄ Mg2+(aq) + 2 OH−(aq)

The exothermic dissolution of Mg(OH)2(s) in water is represented by the equation above. The Ksp of Mg(OH)2 is 1.8 × 10^−11. Which of the following changes will increase the solubility of Mg(OH)2 in an aqueous solution?

A.

Decreasing the pH

✓ Correct
B.

Increasing the pH

C.

Adding NH3 to the solution

D.

Adding Mg(NO3)2 to the solution

💬
Still have doubts about this question?
Practice more questions like this, completely free.

Practice USNCO / General Chemistry questions like this — free

4,000+ questions across AP Chemistry, USNCO, and IChO — all free, no signup required.