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Elena L [17]
3 years ago
9

If a buffer solution is 0.120 M in a weak acid (Ka = 2.0 × 10-5) and 0.440 M in its conjugate base, what is the pH?

Chemistry
1 answer:
Helen [10]3 years ago
3 0
-log ka=pH - log ([A-]/[HA])

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