Which of the Following Yields a Buffer Solution When Equal

question 120

Multiple Choice

Which of the following yields a buffer solution when equal volumes of the two solutions are mixed

• A) 0.10 M NH₃ and 0.10 M HCl
• B) 0.10 M NH₄⁺ and 0.10 M KOH
• C) 0.20 M NH₃ 0.10 M KOH
• D) 0.20 M NH₃ and 0.10 M HCl
• E) 0.20 M NH₄⁺ and 0.10M HCl

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Definitions:

Arbitrator

An arbitrator is a neutral third party chosen to resolve disputes between parties outside of court, giving a decision that is usually binding.

Event Manipulations

Techniques used to alter events or experiences in an experimental setting in order to examine their effects on the outcome.

Videotapes

A medium for recording and playing back visual and auditory information, traditionally using magnetic tape, although largely obsolete in the modern digital era.

Confederates

Individuals who act as part of a study's procedure but are secretly working with the researchers, often used in psychological experiments to manipulate social situations.