B0eemccaxIsjame B0eemccaxIsjame
  • 03-03-2017
  • Chemistry
contestada

What is the [oh−] of a solution if its ph = 8.78? answer in units of m?

Respuesta :

TSO
TSO TSO
  • 10-03-2017
pH = -log([H+])
[H+] = 10^(-pH)

[H+] = 10^(-8.78) = 1.65*10^-9

[H+][OH-] = Kw
Kw = 1.0*10^-14 at 25 degrees celsius.

[OH-] = Kw/[H+] = (1.0*10^-14)/(1.65*10^-9) = 6.06*10^-6

The concentration of OH- ions is 6.1*10^-6 M.
Answer Link

Otras preguntas

how would a 3D imaging help ocean study?
1. tRNA brings amino acids to the ribosome in order to create a protein during which process? a) transcription b) mitosis c) translation d) replication 2. Wh
What factors of 24 add up to -4
Read the passage. Then answer the question that follows. CALPURNIA. A lioness hath whelpèd in the streets, And graves have yawned, and yielded up their dead. Fi
which is the most appropriate choice for a museum caption?1. this sketch by James McNeill Whistler is of John Ross key in the coast survey office in Washington
❗️❗️❗️❗️❗️❗️❗️❗️❗️❗️❗️❗️
what was the phillippien's response to becoming a U.S. territory following the Spanish-american war ​
solve and show all work |2×+3| -6=11​
I need help Plzz & Thank You .
Help pleaseeeeeeeeee