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A 0.100 M solution of the weak acid HA was titrated with 0.100 M NaOH. The pH measured when Vb = ½Ve was 4.62. Using activity coefficients, calculate pKa. The size of the A− anion is 450 pm.
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A 0.100 M solution of the weak acid HA was titrated with 0.100 M NaOH. The pH measured when Vb = ½Ve was 4.62. Using activity coefficients, calculate pKa. The size of the A− anion is 450 pm.

User Olexander Yushko
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1 Answer

7 votes

Answer:

pKa = 4.62 = 2.4
x 10^-5

Step-by-step explanation:

A 0.100 M solution of the weak acid HA was titrated with 0.100 M NaOH. The pH measured-example-1
User Wing Poon
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