Chapter 8 Open Book Assignment
Name:
1. At 25 C, the hydroxide in concentration in normal human blood is
2.5 x 10-7 mol/ L. Calculate the hydrogen ion (H+) concentration and
the pH (3 marks)
2. a) Determine the acid-base and conjugate acid-base pairs in the
chemical these chemical reactions. (3 marks)
b) List the acids from these equations in order from strongest to
weakest. (Hint: use page 726-727) (1 mark)
3. Calculate the percent ionization of a 0.050 M solution of an unknown
weak acid if the pH of the solution is 2.78. (3 marks)
4. Strychnine is a weak base but a powerful poison. Calculate the pH of
a 0.001 mol/L solution when the Kb= 1.0 x 10-6 (5 marks)