What Is the PH of a Buffer Solution That Consists

question 18

Multiple Choice

What is the pH of a buffer solution that consists of 0.25 M HClO₂ and 0.75 M KClO₂?
K _a(HClO₂) = 1.1×10 ^{- 2}

• A) pH = 1.48
• B) pH = 1.96
• C) pH = 2.44
• D) pH = 3.41
• E) pH = 5.61

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Definitions:

Dial Indicator

A precision measurement tool used to measure small distances or angles with high accuracy, often in mechanical engineering.

Rotary Flow

Fluid movement such as that produced by a paddle wheel in water, or propeller in air, that results in centrifugal force. See rotary oil flow.

Oil Flow

The movement of oil through an engine or system to lubricate, cool, and clean internal components.

Mechanical Connection

A physical link between two or more parts that allows for transfer of force or motion.