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A 0.1276−g sample of a monoprotic acid (molar mass = 1.10 × 102 g/mol) was dissolved...

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Chemistry

A 0.1276−g sample of a monoprotic acid (molar mass = 1.10 × 102g/mol) was dissolved in 25.0 mL of water and titrated with 0.0633 MNaOH. After 10.0 mL of base had been added, the pH was determinedto be 4.87. What is the Ka for the acid? Answer in scientificnotation.

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3.5 Ratings (459 Votes)
The number of moles of acidThe number of moles of NaOHOH in 100mL of    See Answer
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