Which of the following aqueous solutions are good buffer systems? (Select all that apply.)    0.22 M hydrocyanic acid + 0.10 M sodium cyanide   0.27 M perchloric acid + 0.20 M sodium perchlorate   0.28 M ammonium nitrate + 0.38 M ammonia   0.15 M barium hydroxide + 0.29 M barium bromide   0.34 M hypochlorous acid + 0.20 M potassium hypochlorite

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Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.