Chemistry, asked by bandiannappa036, 8 months ago

discribe the preparetion of litmus solution simple and 1Marks or 2marks

Answers

Answered by adityajha54

Infusion of Lichens

Explanation:

5 lichens are allowed to fermante in the presence of potassium bicarbonate and ammonia . After fermentationghe mass of has a blue colour and is then mixed in the chalk . Blue litmus is prepared by impregnating of white paper in an infusion ofthe litmus mixture

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