Part B of Activity No.1
1. Find the pH of the following and determine whether an acid or a base
a. [H3O+ ] = 1.0 x 10-4
b. [ H+ ] = 1.0 x 10-11
c. [ H+] = 3.2 x 10-4
d. [OH-] = 1.0 x 10-8
e. [OH-] = 5.8 x 10-4
f. pOH = 8.30
2. Find the pOH
a. [H+ ] = 3.9 x 10-5
b. [ OH- ] = 3.9 x 10-5
c. pH = 3.95
3. Find the pH and pOH
a. pH = 3.72
b. pH = 9.81
c. [H+ ] = 3.5 x 10-8
d. [ OH- ] = 4.1 x 10-3
4. Arrange the following according to increasing acid strength ( you may refer to
relative strengths of acid and base)
Acetic acid, ammonium ion, hydrogen chloride, ammonia, hydrogen
bromide, sulfuric acid, carbonic acid, perchloric acid, methane, nitric acid
5. Arrange the following according to increasing basic strength
Cyanide ion, iodide ion, ammonia, amide ion, carbonate ion, sulfate ion,
fluoride ion, nitrite ion, acetate ion, water
/pbalvarez
March 16, 2021