02.Solving a chemistry problem
3. From the proposed solutions of acids and their salts, choose the one that has a pH of 5.0 and has the greatest buffer capacity.
Indicator Acid
Boric Acetic Benzoic Telluric Germanium
K, DK 5.83*10-10 1.85*10-5 6.30*10-5 2.31*10-8 2.60*10-9
Concentration ratio SC/Salt 0.15/8.8*10-6 2/3.7 2/1.73 3/0.007 3.8/0.001
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