The Solubility of Fe(OH)₂ in Water Is 7

question 37

Multiple Choice

The solubility of Fe(OH) ₂ in water is 7.9 × 10^-6 mol/L at 25° C. What is K_sp for Fe(OH) ₂ at 25° C?

• A) 4.9 × 10^-16
• B) 6.2 × 10^-11
• C) 2.5 × 10^-10
• D) 2.0 × 10^-15
• E) none of these

---

Definitions:

Communism

A political and economic ideology that aims for a classless society where all property is publicly owned, and each person works and is paid according to their abilities and needs.

Egalitarianism

A belief in human equality, particularly with respect to social, political, and economic rights and privileges.

Democratic Elections

A process of choosing representatives or leaders through a vote, where each citizen has a say.

Constitution

The fundamental principles or established precedents according to which a state or other organization is acknowledged to be governed.