Which of the Following Statements Does NOT Describe a PH

question 55

Multiple Choice

Which of the following statements does NOT describe a pH buffer?

• A) A common buffer is a solution of acetic acid and acetate.
• B) A buffer is a weak acid and the acid's conjugate base in equal concentrations.
• C) A buffer is a physical barrier that blocks the addition of acid or base to a solution.
• D) A buffer is a solution that resists change of pH upon addition of small amounts of acid or base.
• E) Phosphates and bicarbonate are buffering systems in the body.

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Definitions:

Repeated Measures

Repeated measures design refers to a research methodology where the same subjects are exposed to different conditions or measured across multiple time points.

Aggressive Behavior

Actions or attitudes that display hostility, harm, or force towards others, often with the intention to dominate or intimidate.

Random Time Series

A sequence of data points collected or arranged at random intervals over time, often analyzed to identify patterns or trends.

Repeated Measures

A statistical technique used in experiments where the same participants are observed under each condition or time point.