markeyvan markeyvan

05-05-2021
Chemistry

contestada

Find the hydroxide ion concentration [OH-] of an HCl solution with a pH of 2.75.
[OH-]=
M (Use 2 decimal places)

Respuesta :

alexismonreal8p61rx9 alexismonreal8p61rx9

05-05-2021

Answer:

5.62e-12 M

Explanation:

Since pH is concetration of H+

pOH is concentration of OH-

so 14-2.75= POH =11.25

and since 10^-PoH = concetration in Molarity

10^-11.25

5.62e-12

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