A Solution Is Prepared by Adding 4

question 69

Multiple Choice

A solution is prepared by adding 4.50 mol of sodium hydroxide to 1.00 L of 1.00 M Co(NO₃) ₂. What is the equilibrium concentration of cobalt ions? K_f = 5.0 × 10⁹ for Co(OH) ₄^2-

• A) 1.1 × 10^-2 M
• B) 1.4 × 10^-5 M
• C) 3.2 × 10^-9 M
• D) 2.0 × 10^-10 M
• E) 4.9 × 10^-13 M

---

Definitions:

Single Manager

An organizational structure where a single individual is responsible for making decisions and managing operations within a department or organization.

Conflicting Criteria

Situations where different factors or benchmarks for evaluating decisions or actions are at odds with each other, making choices difficult.

Different Groups

Diverse collections of individuals categorized by unique characteristics, interests, or attributes, often referred to in the context of social, professional, or cultural distinctions.

Smooth-flowing

Describes processes or operations that proceed in a steady and efficient manner without interruptions.