Activated charcoal is prepared by:
Activated charcoal is prepared by heating charcoal with steam to make it more porous.
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?
3 g of activated charcoal was added to 50 ml of acetic acid solution (0.06 M) in a flask. After an hour it was filtered, and the strength of filtrate was found to be 0.042 M. The mass of acetic acid adsorbed per gram of charcoal is: