Which of the Following Is TRUE

question 49

Multiple Choice

Which of the following is TRUE?

• A) An effective buffer has a [base]/[acid] ratio in the range of 10 - 100.
• B) A buffer is most resistant to pH change when [acid] = [conjugate base]
• C) An effective buffer has very small absolute concentrations of acid and conjugate base.
• D) A buffer cannot be destroyed by adding too much strong base. It can only be destroyed by adding too much strong acid.
• E) None of the above is true.

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Definitions:

Powerful

Pertaining to having great power, influence, or effect.

Empirical Truth

A statement that is true because of the facts and knowable through experience.

A Priori Truth

Knowledge that is true independently of experience, known through reason alone.

Philosophical Question

A fundamental inquiry into the nature of reality, existence, knowledge, values, reason, mind, and language.