You Have 500

question 86

Multiple Choice

You have 500.0 mL of a buffer solution containing 0.30 M acetic acid (CH₃COOH) and 0.20 M sodium acetate (CH₃COONa) . What will the pH of this solution be after the addition of 20.0 mL of 1.00 M NaOH solution [K_a = 1.8 * 10^-5]

• A) 4.65
• B) 4.71
• C) 4.56
• D) 4.84
• E) 5.07

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Definitions:

Composite Creatures

Mythological beings that are depicted as having parts from different animals or humans, often symbolizing specific attributes or powers.

Assyrian Royal Complexes

The grand and expansive residences of Assyrian kings, notable for their substantial architectural and artistic achievements, showcasing the empire's power and aesthetics.

Royal Audience Hall

A grand room used in palaces or large houses for the monarch or noble to receive guests, often marked by elaborate decoration and symbolic architecture.

Apadana

The great audience hall in ancient Persian palaces.