Seperating mixtures Flashcards

1
Q

simple distillation separates..

A

soluble solid and solvent - collect and keep the solvent

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2
Q

dissolving separates..

A

a soluble solid from a insoluble solid

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3
Q

filtration separates..

A

an insoluble solid and a liquid

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4
Q

separating funnel separates..

A

2 immisible liquids

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5
Q

paper chromatography separates..

A

coloured dyes

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6
Q

evaporation separates..

A

a soluble solid from a solution

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7
Q

fractional distillation separates..

A

a misable (mixable) liquids

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8
Q

crystallisation..

A

makes a hydrated solid (crystals) from a solution

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9
Q

the important features of the chromatography are..

A

the number of spots, the colour of the spots, the positioning of the spots

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10
Q

the results for paper chromatography for each coloured dye can be calculated by..

A

Rf = distance moved by food dye from base line/distance moved by solvent from base line

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