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  • To neutralise 20 ml of M / 10 sodium hydroxide, the volume of M / 20 hydrochloric acid required isOption: 1 10 ml<div class='qna-option

To neutralise 20 ml of M / 10 sodium hydroxide, the volume of M / 20 hydrochloric acid required is

Option: 1

10 ml


Option: 2

15 ml


Option: 3

20 ml


Option: 4

40 ml


Answers (1)

best_answer

According to law of equivalence, 

meq. of HCl = meq. of NaOH

\\\mathrm{\therefore 20 \times \frac{1}{10} = V \times\frac{1}{20}} \\\\\mathrm{V= 40 \:ml}

Therefore, the correct option is (4)

Posted by

vinayak

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