Consider the Dissolution of MnS in Water

question 67

Multiple Choice

Consider the dissolution of MnS in water. [K_sp(MnS) =3.0 × 10^-14] MnS(s) + H₂O(l) Mn²⁺(aq) + HS^-(aq) + OH^-(aq)
How is the solubility of manganese(II) sulfide affected by the addition of aqueous potassium hydroxide to the system?

• A) The solubility will be unchanged.
• B) The solubility will decrease.
• C) The solubility will increase.
• D) The amount of KOH added must be known before its effect can be predicted.
• E) The pK_a of H₂S is needed before a reliable prediction can be made.

Understand the ongoing nature of parenting and its challenges during adolescence and into young adulthood.

Acknowledge the role of parental involvement in children's education and daily stimulation.

Comprehend theories of child and adolescent development related to cognitive growth and learning.

Understand the fundamental principles of double-entry accounting.

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