1.

Impure black coloured solution of acetic acid is added to activated charcoal and heated for a while. Then the colour of acetic acid changes to its purest form, impurities are absorbed by activated charcoal. Which of the following characteristics of coal absorbs the impurity?

Answer»

Impure black coloured solution of acetic acid is added to activated charcoal and heated for a while. Then the colour of acetic acid changes to its purest form, impurities are absorbed by activated charcoal. Which of the following characteristics of coal absorbs the impurity?




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