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Valentin [98]
3 years ago
9

The equation for the pH of a substance ls pH=-log[H^ + ] where H+ is the concentration of hydrogen ions. What is the approximate

pH of a solution whose hydrogen ion concentration is 2 * 10 ^ - 9
a. 1.0
b. 2.9
c. 8.7
d. 9.3
Mathematics
2 answers:
Alona [7]3 years ago
5 0
I think that the answer is c but I’m not sure
irina1246 [14]3 years ago
4 0

Answer:

C

Step-by-step explanation:

Just put the formula into the calculator with

H+ = 2×10^-9.

pH = - Log(2×10^-9)

pH = 8.70

Please rate brainliest! Have a nice day!

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