A group of compounds not chemically bonded together
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What is the solvent?
The liquid in a solution
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A risk assessment is........
A hazard that can cause harm to a person
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What s the name given to a solution that can't dissolve any more solute?
A saturated solution
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What is the Rf value?
The distance travelled by the solvent divided by the distance travelled by the substance
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What are the 3 ways that people use paper chromatography?
1.Distinguish between pure and impure substances 2.Identify the pattern on the chromatogram with known substances 3.Compare Rf values with other substances
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