Determine the ph of the carbonic acid solution

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Reference no: EM13183261

50.oomL of carbonic acid solution with [H_2CO_3] = 0.00735 M is titrated with 0.100 M KOH. Determine the pH of the solution when 70.00mL of OH have been added.

H_2CO_3aq + H_2O <--> HCO_3 + H3O Ka1= 4.46x10^-7

HCO_3 + H_2O <--> CO_3 ^-2 + H_3O Ka2= 4.69x10-11

Reference no: EM13183261

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