Calculate the PH of a 0

question 152

Multiple Choice

Calculate the pH of a 0.055 M solution of CH₃COONa. (K_a(CH₃COOH) = 1.8 x 10^-5)

• A) 12.74
• B) 4.74
• C) 8.74
• D) 9.26
• E) 5.26

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Definitions:

Tracheal Tubes

Air-conducting tubes in the respiratory systems of some invertebrates, notably insects, facilitating gas exchange.

Opercula

Flap-like structures in certain animals, such as fish, that cover and protect the gills, or the lid covering the opening of a snail's shell.

Alveoli

Tiny air sacs in the lungs where the exchange of oxygen and carbon dioxide takes place.

Countercurrent Exchange

A mechanism where fluids flow in opposite directions in adjacent channels, maximizing transfer rates of heat, gases, or other substances.