A Buffer Is Prepared by Adding 1

question 91

Multiple Choice

A buffer is prepared by adding 1.00 L of 1.0 M HCl to 750 mL of 1.5 M NaHCOO. What is the pH of this buffer? K_a = 1.7 × 10^-4

• A) 2.87
• B) 3.72
• C) 3.82
• D) 3.95
• E) 4.66

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Definitions:

Pan-

A prefix meaning "all" or "every", often used in medical and scientific terminology.

Tachy-

A prefix in medical terminology indicating rapid or accelerated, often used to describe abnormally fast heart rates, like in tachycardia.

Megalo-

A prefix meaning large or exaggerated in size or scope.

Circum-

A prefix in English meaning "around" or "about," used in the formation of compound words.