What Is the Minimum Mass of Na₂CO₃ That Must Be

question 42

Multiple Choice

What is the minimum mass of Na₂CO₃ that must be added to 75.9 mL of a 9.0 × 10^-4 M AgNO₃ solution in order for precipitation to occur? For Ag₂CO₃,K_sp = 8.6 × 10^-12 .

• A)7.2 × 10^-3 g
• B)3.1 × 10^-4 g
• C)3.6 × 10^-3 g
• D)7.7 × 10^-8 g
• E)8.5 × 10^-5 g

---

Definitions:

Concentrated Marketing

A strategy that focuses on targeting a small, well-defined consumer segment or niche market.

Differentiated Marketing

A marketing strategy where a company targets several market segments with distinct products or services tailored to those segments.

Organizational Structure

The system of tasks, workflows, reporting relationships, and communication channels that link together the diverse parts of an organization.

Benefits of Scale

Advantages obtained from expanding the size of operations, which often lead to reduced costs per unit.