A Solution Containing 10

question 42

Multiple Choice

A solution containing 10.mmol of CO₃²⁻and 5.0 mmol of HCO₃−is titrated with 1.1 M HCl.What volume of HCl must be added to reach the first equivalence point? (1 mmol = 0.001 mol)

• A) 24.1 mL
• B) 4.5 mL
• C) 9.1 mL
• D) 19.1 mL
• E) 14.1 mL

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Definitions:

Freshwater

refers to water with minimal salt content, crucial for drinking, agriculture, sanitation, and ecosystem support.

Human Use

The application or utilization of resources, products, or services to satisfy human needs or wants.

Global Basis

A perspective or action at the worldwide level, considering global impact rather than local or national alone.

Least Amount

The minimal quantity or degree of something required or present.