(a) $A .0.1044$ -g sample of an unknown monoprotic acid requires 22.10 $mL$ of 0.0500 $MNaOH$ to reach the end point. What is the molar mass of the unknown? (b) As the acid is titrated, the pH of the solution after the addition of 11.05 $mL$ of the base is $4.89.$ What is the $K_{a}$ for the acid? (c) Using Appendix D, suggest the identity of the acid.

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(a)

A .0.1044

-g sample of an unknown monoprotic acid requires 22.10

mL

of 0.0500

MNaOH

to reach the end point. What is the molar mass of the unknown? (b) As the acid is titrated, the pH of the solution after the addition of 11.05

mL

of the base is

4.89.

What is the

K_{a}

for the acid? (c) Using Appendix D, suggest the identity of the acid.

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Question Text	(a) $A .0.1044$ -g sample of an unknown monoprotic acid requires 22.10 $mL$ of 0.0500 $MNaOH$ to reach the end point. What is the molar mass of the unknown? (b) As the acid is titrated, the pH of the solution after the addition of 11.05 $mL$ of the base is $4.89.$ What is the $K_{a}$ for the acid? (c) Using Appendix D, suggest the identity of the acid.
Topic	All topics
Subject	Chemistry
Class	Class 12

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