Register
The [OH-] of a solution is 7.89 10^-12 M. What is the pH of the solution? it acidic or basic? *
214k views
3 votes
The [OH-] of a solution is 7.89 10^-12 M. What is the pH of the solution? it acidic or basic? *

User Mneute
by
5.2k points

1 Answer

3 votes

Answer: pH = 2,897 , basic
[H+][OH-] = 10^(-14) ==> [H+] = (10^(-14))/(7,89*10^(-12) ) =(1)/(789) \\pH= -lg([H+]) = 2,897 \\pH<7 ==> basic

Step-by-step explanation:

User JonyD
by
4.8k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

5.1m questions

6.7m answers

Other Questions

What's the formula for the combined gas law?
Which option describes nonmetals?
The ions Ca2+ and PO43- form salt with the formula
Carnot Cycle. If a boiler's heat source produces 106 Btu/hr at 600F, what is the highest possible rate at which work may be produced? The ambient air is 70F.
HELP, I NEED TO CHECK MY ANSWERS!! what is the mass for a... paperclip, red book, block, pencil, calculator, green blob, penny, quarter, dime, and a nickel?
Link Copied!