Determining ph of weak acid and base


Assignment:

Question 1. Which one is a weak monoprotic acid: benzoic acid, perchloric acid, oxalic acid ,sulfurous acid?

Question 2. What is the pOH of a 0.0130 M aqueous pyridine solution? Kb C5H5N = 1.4 x 10-9

Question 3. What is the pH of a 0.150 M aqueous solution of ammonia? Kb NH3 = 1.8 x 10-5

Question 4. What is the hydronium ion concentration in a 0.100 M hypochlorous acid solution? KaHClO = 3.5 x 10-8

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Chemistry: Determining ph of weak acid and base
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