Question

how to prepare 1% hypochlorite solution​

Answer 1

→Answers :

→To prepare 1:10 bleach solution add one volume of household bleach (e.g. 1 litre) to nine volumes of clean water (e.g. 9 litres). .

→To prepare 1:100 bleach solution add one volume of 1:10 bleach solution (e.g. 1 litre) to nine volumes of clean water (e.g. 9 litres)..

Answer 2

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A 1% solution contains 10 g of chlorine per litre = 10 000 mg/litre or 10 000 ppm (parts per million).

Using a syringe, add progressively greater doses of 1% chlorine stock solution to the containers:

1st container: 1 ml.

2nd container: 1.5 ml.

3rd container: 2 ml.

4th container: 5 ml.