Calculate the PH of a 0

question 1

Multiple Choice

Calculate the pH of a 0.020 M carbonic acid solution,H₂CO₃(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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Standard Deviation

A statistical measure that quantifies the amount of variation or dispersion of a set of data values around the mean.

Sample Mean

The average value of a set of observations or data points in a sample.

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