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11-03-2024
Chemistry

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A 0.023 M solution of a weak acid (HA) has a pH of 4.63. What is the Ka of the acid?

a) 1.0 x 10⁻5
b) 1.0 x 10⁻4
c) 1.0 x 10⁻3
d) 1.0 x 10⁻2

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