Which Pair of Substances Is Capable of Forming a Buffer

question 30

Multiple Choice

Which pair of substances is capable of forming a buffer in aqueous solution?

• A) H₃PO₄, Na₃PO₃
• B) HNO₃, NaNO₃
• C) HCl, NaCl
• D) H₂CO₃, NaNO₂
• E) CH₃COOH, CH₃COONa

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Definitions:

Antecedent

In logic, the first part of a conditional statement; the condition in "if-then" statements.

Truth Values

The valuation in logic that indicates whether statements are true or false.

Truth Table

A mathematical table used in logic to compute and display the truth values of logical expressions based on their logical operators.

Biconditional

A biconditional is a logical statement that connects two propositions, indicating that either both are true or both are false; symbolized as "if and only if".