For each hydrogen ion concentration listed, calculate the solution as the concentration of hydroxide ion in the solution. Indicate whether each solution is acidic or basic.
(a) [H+] = 4.79 10-8 M
M
acidic
basic
neutral
(b) [H+] = 8.90 10-3 M
M
acidic
basic
neutral
(c) [H+] = 6.97 10-5 M
M
acidic
basic
neutral
(d) [H+] = 1.28 10-12 M
M
acidic
basic
neutral