Question

What is the concentration of H3O+ in a solution with the following pH values. Enter your answer in scientific notation.


a. 6.66
b. 13.40
c. 13.17
d. 2.39

Answer 1

pH=-logHconcentration
Hconcentration=10^-pH

a. 10^-6.66= 2.19E-7

c. 10^-13.17=1.70E-14