Which of the Following Aqueous Mixtures Would Be a Buffer

question 38

Multiple Choice

Which of the following aqueous mixtures would be a buffer system?

• A)HCl, NaCl
• B)HNO ₃, NaNO ₃
• C)H ₃PO ₄, H ₂PO ₄ ⁻
• D)H ₂SO ₄, CH ₃COOH
• E)NH ₃, NaOH

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Definitions:

Observations

Data points collected or recorded for the purpose of analysis in a study or experiment.

Geometric Mean

The nth root of the product of n numbers, useful for finding average rates of change in multiplicative processes.

Growth Rates

The percentage change of a specific variable over a certain period of time, often used to express the increase in size or value.

Central Location

A statistical measure that identifies a single value as representative of an entire data set; often the mean, median, or mode.