totalynotasmurf totalynotasmurf
  • 23-05-2019
  • Chemistry
contestada

If the pH of a solution is 5, what is its OH ion concentration?

Respuesta :

superman1987
superman1987 superman1987
  • 04-06-2019

Answer:

1.0 x 10⁻⁹ M.

Explanation:

∵ pH = - log[H⁺].

∴ 5.0 = - log[H⁺].

log[H⁺] = - 5.0.

∴ [H⁺] = 1.0 x 10⁻⁵ M.

∵ [H⁺][OH⁻] = 10⁻¹⁴.

∴ [OH⁻] =  10⁻¹⁴/[H⁺] = (10⁻¹⁴)/(1.0 x 10⁻⁵ M) = 1.0 x 10⁻⁹ M.

Answer Link

Otras preguntas

The Third-Fifths compromises resulted in
Maturity is something that you work to develop within. True False
what is 0.1 * 8 please give me the answer I do need help
in essay format respond to one of the following. A. Do you believe self-driving cars should replace human drivers? B. How might self-driving cars affect your l
According to the author, the Magi are
which is a smart food choice according to the dietary guidelines for americans
If you are given force and time you can determine power if you know
Which group of people fought with the Patriots in hopes of securing/expanding rights for themselves? A. French B. Indians C. Enslaved and free blacks D. Women
What is 12.405 as a mixed number in simplest form
Why might scientists who study changes of state build models showing the arrangement of particles in a substance?