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Chemistry
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Chemistry Practice
Eight questions, choices shuffled. Results feed your honest score projection.
Question 1 of 8
0
A 0.10 M solution of a weak acid HA has a pH of 3.0. What is the approximate Ka?
A
1.0 × 10⁻⁵
B
1.0 × 10⁻⁷
C
1.0 × 10⁻¹
D
1.0 × 10⁻³