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What is the concentration of the acid if 20 ml is needed to titrate 35 mL of acid?
The concentration of NaOH is 0.5 M.

What is the concentration of the acid if 20 ml is needed to titrate 35 mL of acid?<br/>
The concentration of NaOH is 0.5 M.<br/>

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A. 0.875 M of acid
B. 0.0029 M of the acid
C. 0.29 M of the acid
D. 0.00875 M of acid

This question is part of titration problems

Asked by Holmes, Last updated: Sep 27, 2020

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2 Answers

John Adney

John Adney

John Adney
John Adney

Answered Jun 20, 2017

0.00875 m of acid is the concentration of the acid

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John Smith

John Smith

John Smith
John Smith

Answered Sep 12, 2016

0.29 M of the acid
Since the name of the acid (and the equation) is not given, you must assume that it is a 1:1 ratio. Use equation: volume of acid x molarity of acid = volume of base x molarity of base (when the ratio is 1:1).
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