## Answers

Option D is correct as by taking 2 parts of the stock standard solution diluted with one pat of saline water will give two third strengthe

Hence by use of the allegation method:

240 1

2/3

V2 V1

if we use 160 ml of hydrogen peroxide and 80 ml of normal saline we will get 240 ml of hydrogen peroxide dilute solution of 2/3rd strength of the full strength of the hydrogen peroxide solution

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