Which Solution Is a Buffer

question 103

Multiple Choice

Which solution is a buffer?

• A)a solution that is 0.200 M in H₃PO₄ and 0.200 M in HBr
• B)a solution that is 0.200 M in H₃PO₄ and 0.200 M in Na₂HPO₄
• C)a solution that is 0.200 M in H₃PO₄ and 0.200 M in NaBr
• D)a solution that is 0.200 M in H₂SO₄ and 0.200 M in Na₂SO₄

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Definitions:

RWD Configuration

A vehicle drivetrain layout where the rear wheels receive power from the engine, offering benefits in handling and traction under certain conditions.

Input Shaft

The shaft that transmits power from the source (such as an engine or motor) into a gearbox or mechanism.

Splined

Describing a type of connection or shaft that uses ridges or teeth to transfer torque between components, ensuring alignment and resistance to slippage.

ATF Level

The measure of Automatic Transmission Fluid within a vehicle’s transmission, indicating whether it has sufficient fluid for operation.