0.10 M hydrofluoric acid + 0.10 M sodium fluoride 0.23 M hydrobromic acid + 0.22 M sodium bromide 0.30 M ammonia + 0.38 M calcium hydroxide 0.19 M sodium hydroxide + 0.22 M sodium chloride 0.31 M barium nitrate + 0.20 M potassium nitrate 0.18 M hypochlorous acid + 0.17 M potassium hypochlorite 0.22 M perchloric acid + 0.23 M potassium perchlorate 0.30 M ammonium nitrate + 0.39 M ammonia 0.11 M barium hydroxide + 0.23 M barium bromide 0.36 M acetic acid + 0.26 M potassium acetate

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