Chemistry, 11.12.2019 22:31 villarrealc1987
Abuffer of ph 4.1 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 × 10-3 (first ionization) b. hydrogen phthalate, k2 = 3.9 × 10-5 (second ionization of phthalic acid) c. benzoic acid, k = 6.3 × 10-5 d. hydrocyanic acid, k = 4.0 × 10-10
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Abuffer of ph 4.1 is to be prepared from a weak acid and its salt. the best acid from which to prepa...
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