Calculate the PH of a 0

question 122

Multiple Choice

Calculate the pH of a 0.020 M carbonic acid solution,H₂CO_{3(aq) ,}that has the stepwise dissociation constants K_a1 = 4.3 × 10^-7 and K_a2 = 5.6 × 10^-11.

• A) 1.70
• B) 4.03
• C) 6.37
• D) 10.25

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Definitions:

Population Size

The total number of individuals within a species in a specific area at a given time, influencing ecological dynamics and genetic diversity.

Growth Rate

An indicator of growth in size, quantity, value, or intensity during a specific timeframe.

Crude Birth Rate

The total number of live births per 1,000 population in a given year.

Crude Death Rate

A statistical measure representing the total number of deaths per year per 1,000 individuals in a population.