Calculate the PH of a 1

question 68

Multiple Choice

Calculate the pH of a 1.60 M CH₃NH₃Cl solution.K_b for methylamine,CH₃NH₂,is 3.7 × 10^-4.

• A) 1.61
• B) 5.18
• C) 8.82
• D) 12.39

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Definitions:

Species Richness Hypothesis

The theory that ecosystems with more species tend to be more stable and productive than those with fewer species.

Tropical Rain Forest

A hot, moist biome found near the Earth's equator, known for its biodiversity, consistent temperature, and high levels of rainfall throughout the year.

Savanna

A mixed ecosystem characterized by the coexistence of trees and grasses, typically found in regions with a seasonal rain pattern.

Tundra

Tundra is a biome characterized by cold climates, minimal tree growth, and short growing seasons, found primarily in the Arctic regions and atop high mountains.