What is the pH of a solution with [H+] = 2.3 10-12? A-2.3 B-12 C-11.64 D-1.64

asked Jul 26, 2018 88.8k views

5 votes

What is the pH of a solution with [H+] = 2.3 10-12?

A-2.3
B-12
C-11.64
D-1.64

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1 vote

Answer: c

Step-by-step explanation:

1og(2.3 • 10^-12

= -11.63...

Mike Duncan answered Jul 29, 2018

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4 votes

C. 11.64

pH = -log[2.3x10^-12]
pH = -[log 2.3 + log 10^-12]
pH = -[ 0.36 + (-12)]
pH = -[-11.64] pH = 11.64

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