Chemistry, 26.11.2019 20:31 ambersaoulisoulfd1
Abuffer of ph 9.24 is to be prepared from a weak acid and its salt. the best acid from which to prepare the buffer is
(a) phthalic acid, k1 = 1.3 x 10-3 (1st ionization)
(b) hydrohen phthalate, k2 = 3.9 x 10-5
(c) arsenious acid, ka = 6 x 10-10
(d) formic acid, ka = 1.8 x 10-5
(e) phenol, ka = 1.3 x 10-10
Answers: 1
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Abuffer of ph 9.24 is to be prepared from a weak acid and its salt. the best acid from which to prep...
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