Calculate the PH of a Solution That Contains 2

question 28

Multiple Choice

Calculate the pH of a solution that contains 2.4 × 10^-5 M H₃O⁺ at 25°C.

• A) 2.40
• B) 9.38
• C) 4.62
• D) 8.38
• E) 5.62

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Definitions:

Electric Motor

An electromagnetic device that converts electrical energy into mechanical motion, used in a wide range of applications from household appliances to industrial machinery.

Generator

A device that converts mechanical energy into electrical energy, commonly used for providing power in locations without access to the electrical grid.

Ohm Resistance

The measure of the resistance within an electrical circuit, quantifying how much a material opposes the flow of electric current.

Current Flow

The movement of electrical charge through a conductor, typically measured in amperes (amps), fundamental to electrical circuits and devices' operation.