Hydrogen sulfide is a weak acid whose first hydrogen ion is lost according to the following reaction:
H2S+H2O→H3O+ + HS−
Ka = 1.5 x 10-7 for the above reaction. For a solution that is 0.5 M in ????2???? and 0.3 M in ????????− determine the hydronium ion concentration and the pH.
Here is the explanation for... View the full answer