Page 1 of 1

another practice problem (not from midterm/ test 1 or 2)

Posted: Sat Dec 07, 2019 1:09 pm
by Jade Hinds 2B
A drink contains 1.2 * 10^-10M of hydroxide ions, what is the pH of this drink?

Re: another practice problem (not from midterm/ test 1 or 2)

Posted: Sat Dec 07, 2019 1:15 pm
by Myka G 1l
First you find the pOH by taking the -log of the OH concentration.
pOH= -log(1.2 x 10^-10)=9.92

Then you subtract the pOH from 14 to get the pH
pH= 14-9.92=4.08