Calculate the PH of a Buffer That Is 0

question 59

Multiple Choice

Calculate the pH of a buffer that is 0.060 M HF and 0.030 M KF.The K_a for HF is 3.5 × 10^-4.

• A) 2.06
• B) 4.86
• C) 3.16
• D) 3.56
• E) 3.76

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Definitions:

Deindividuation

A psychological state where an individual loses self-awareness and sense of individuality, often leading to disinhibited and impulsive behavior, typically in group settings.

Foot-In-The-Door

A persuasion technique where a small request is made first to gain compliance, followed by a larger request, increasing the likelihood of agreement.

Door-In-The-Face

A persuasion technique whereby a large, unreasonable request is made first and, if refused, a smaller, more reasonable request is made.

Lowballing

A sales and negotiation tactic where an initially lower price is offered to lure the customer or counterpart, only to increase it later on.