Multiple choice

Chrometography is used to separate colouring matter in

  1. ink

  2. water

  3. milk

  4. none of these
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A Correct answer
Explanation

Any of various techniques for the qualitative or quantitative separation of the components of mixtures of compounds; all characterized by the use of a mobile phase (gas or liquid) moving relative to a stationary phase (liquid or solid) - the differences between the rates of migration of the compounds between the two phases effects the separation, or we can say that colors of ink can be separated by chromatography.

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