The Sodium Salt, NaA, of a Weak Acid Is Dissolved

question 87

Multiple Choice

The sodium salt, NaA, of a weak acid is dissolved in water; no other substance is added. Which of these statements (to a close approximation) is true?

• A) [H⁺] = [A^-]
• B) [A^-] = [OH^-]
• C) [HA] = [OH^-]
• D) [H⁺] = [OH^-]
• E) none of these

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Definitions:

Absolute Thresholds

The minimum level of stimulus intensity needed for a stimulus to be perceived.

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