lthorve lthorve
  • 04-06-2019
  • Chemistry
contestada

Answer plz 1 question or all

Answer plz 1 question or all class=

Respuesta :

SilverChain SilverChain
  • 04-06-2019

Answer:

12. [OH-] = 3.53 x 10^-10

[H+] = 2.82 x 10^-5

13. [OH-] = 1.1 x 10^-11

14. [H+] = 4.2 x 10^-6

Explanation:

12. [OH-] = 10^-9.45 = 3.53 x 10^-10

[H+] = 10^(9.45-14) = 2.82 x 10^-5

13. [OH-] = Kw/ (8.7 x 10^-4) = 1.1  x 10^-11

14. [H+] = Kw/ (2.4 x 10^-9) = 4.2 x 10^-6

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