A 100-ML Sample of 0

question 28

Multiple Choice

A 10.0-mL sample of 0.75 M CH₃CH₂COOH is titrated with 0.30 M NaOH. What is the pH of the solution after 22.0 mL of NaOH have been added to the acid? K_a = 1.3 * 10¯⁵

• A) 5.75
• B) 4.94
• C) 4.83
• D) 4.02
• E) 3.95

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Definitions:

Seafloor Spreading

The formation of new oceanic crust at mid-ocean ridges and its gradual movement away from the ridge.

Glaciers

Large masses of ice that form on land by the compaction and recrystallization of snow, moving slowly over time.

Sea Level

The general level of the ocean's surface, used as a baseline for measuring elevation or depth on Earth.

Sea Cave

A type of cave formed primarily by the wave action of the sea, often found along coastlines.