SOLUTION: pH = -log10[H+] Find the [H+] if the pH = 8.4. a. 3.98 x 10-8 b. 2.51 x 10-8 c. 3.98 x 10-9 d. 2.51 x 10-9

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Question 1034022: pH = -log10[H+] Find the [H+] if the pH = 8.4.

a. 3.98 x 10-8
b. 2.51 x 10-8
c. 3.98 x 10-9
d. 2.51 x 10-9

Answer by fractalier(6550)   (Show Source): You can put this solution on YOUR website!
Okay, if
pH = -log10[H+]
then
[H+] = 10^(-pH) = 10^(-8.4) = 3.98 x 10^-9
Choice C.

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