Calculate the PH of a 0

question 69

Multiple Choice

Calculate the pH of a 0.025 M solution of NaNO₂. (K_a(HNO₂) = 4.5 x 10^-4)

• A) 7.27
• B) 7.47
• C) 7.67
• D) 7.87
• E) None of the above

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Definitions:

Polyunsaturated Fats

A type of dietary fat found in foods like nuts, seeds, and fish, beneficial for heart health when consumed in moderation.

Saturated Fats

Fats that contain no double bonds between carbon molecules because they are saturated with hydrogen molecules, commonly found in animal fats and some plant oils.

Mono-unsaturated Fats

A type of healthy fat found in various foods and oils, known for its heart-healthy benefits.

Polysaccharide

Complex carbohydrates made up of long chains of monosaccharide units bound together, serving various functions in living organisms, including energy storage and structural roles.