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Liquid chromatography is a technique for separating ____________

(a) Ions that are not dissolved in a solvent

(b) Ions that are dissolved in a solvent

(c) Ions that are dissolved in a solute

(d) All of the mentioned

I got this question in examination.

My question is from Chromatography in section Methods of Purification of Engineering Chemistry I

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Correct answer is (b) Ions that are dissolved in a solvent

The best explanation: Liquid chromatography is a technique for separating ions that are dissolved in a solvent. Solute is the material which is dissolved and solvent is the solution in which it is dissolved.

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