CHE 122 assignment 06 - Neel Patel CHE 122 Janet Johannessen Written Assignment 6 Reactions of Acids and Bases Answer all assigned questions and

CHE 122 assignment 06 - Neel Patel CHE 122 Janet...

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Neel Patel CHE 122 Janet Johannessen July 23, 2016 Written Assignment 6: Reactions of Acids and Bases Answer all assigned questions and problems, and show all work. 1.Determine the pH of (a) a 0.40 MCH3CO2H solution, (b) a solution that is 0.40 CH3CO2H and 0.20 MNaCH3CO2. (8 points) M 2. Which of the following solutions can act as a buffer? (a) KCl/HCl, (b) KHSO4/H2SO4, 3. Calculate the pH of the buffer system made up of 0.15 MNH3/0.35 MNH4Cl. points) (5 4. The pH of a bicarbonate-carbonic acid buffer is 8.00. Calculate the ratio of the concentration of carbonic acid (H2CO3) to that of the bicarbonate ion (HCO3–). (5 points)
H 2 CO 3 (Reference: Chang 16.13)

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