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10. (a) What is a buffer solution? State its working principle. (4 marks) (b) Calculate the pH of a buffer solution cont
Posted: Tue May 17, 2022 12:32 pm
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- 10 A What Is A Buffer Solution State Its Working Principle 4 Marks B Calculate The Ph Of A Buffer Solution Cont 1 (30.56 KiB) Viewed 80 times
10. (a) What is a buffer solution? State its working principle. (4 marks) (b) Calculate the pH of a buffer solution containing 0.750 M CH3COOH and 0.250 M CH3COONa. (Ka of CH3COOH is 1.8 x 10--M). (3 marks) (c) If 0.020 mole of NaOH powder is completely dissolved in 500 mL of solution in (b), what is the new pH?