Exhibit 15-6 Consider an Aqueous 0

question 131

Multiple Choice

Exhibit 15-6 Consider an aqueous 0.25 M solution of NaCN to answer the following question(s) .
-Refer to Exhibit 15-6. What is the pH of this 0.25 M solution of NaCN?

• A) 2.64
• B) 5.29
• C) 8.71
• D) 11.36
• E) 13.40

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Definitions:

Arctic Tundra

A cold, windy, and treeless biome that covers much of the Arctic regions, characterized by permafrost, minimal vegetation, and a short growing season.

Biomes

Large ecological zones on Earth's surface, characterized by distinct climates, plants, and animals, such as forests, deserts, and tundras.

Rocky Seashore

A coastal area where the land meets the ocean, characterized by rocks and hard substrates rather than sand.

Sandy Seashore

A type of coastal environment characterized by sand-dominated landscapes, often hosting unique ecosystems adapted to the saline and dynamic conditions.