What Is the PH of a Solution Prepared by Mixing

question 34

Multiple Choice

What is the pH of a solution prepared by mixing 50.00 mL of 0.10 M NH₃ with 25.00 mL of 0.10 M NH₄Cl? Assume that the volume of the solutions are additive and that K_b = 1.8 × 10^-5 for NH₃.

• A)8.95
• B)9.26
• C)9.56
• D)11.13

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Definitions:

Citric Acid Cycle

A key metabolic pathway that integrates the energy from carbohydrates, fats, and proteins into usable energy in the form of ATP, also known as the Krebs cycle.

Preparatory Reaction

A phase or set of actions taken in anticipation of a foreseeable event or situation to ensure readiness.

Cellular Respiration

The metabolic process by which cells produce energy in the form of ATP from glucose.

Desert Organisms

Plants and animals specifically adapted to survive in harsh desert environments.