siblingsvietyen siblingsvietyen

18-08-2014
Health

Answered

an AHA peeling solution has a pH 3.83. what would be the percentage of availiable acid -----and the percentage of salt?-----

Answer :

Everest2017 Everest2017

18-08-2014

pH = 3.83 = - log [H+] to base 10

So [H+] = 10^ -3.83 = 1.48 * 10^-4 moles

[H+] [OH-] = 10^-14

So [OH-] = 6.756 * 10^-11 moles

So Salt formation will be : 6.756 * 10^-11 moles

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