Solution to PS 1 #3
a) [H+] = 10 -7.4 = 4.0 x 10-8 M
b) [H+] = 10 -3.5 = 3.2x 10-4 M
c) [H+] = 10 -6.2 = 6.3x 10-7 M
d) [H+] = 10 -11.5 = 3.2x 10-12 M
e) [H+] = 10 -1.8 = 1.6 x 10-2 M