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- 1. Multiple Choice
What method would you use to separate a mixture of salt and water so that you can get keep the salt AND the water?
sorting by hand
distillation
chromatography
- 2. Multiple Choice
In the distillation apparatus shown, what are the parts labelled A and B?A = funnel, B = thermometerA = thermometer, B = funnelA = condenser, B = flaskA = condenser, B = thermometer - 3. Multiple Choice
Dyes in a felt-tip pen may be separated by....
Distillation
Decanting
Chromatography
Centrifuge
- 4. Multiple ChoiceThe diagram shows the apparatus for separating soil and water. What are the labelled parts?A = distillate, B = filtrateA = filtrate, B = residueA = residue, B = filtrateA = residue, B = distillate
- 5. Multiple ChoiceWhich one of the following is the name for separation technique in the picture belowdistillationdissolvingevaporationdecanting
- 6. Multiple ChoiceWhich one of the following is a disadvantage of evaporation?It always requires heatIt cannot be used for insoluble solidsAll of the solute is recoveredThe solvent (liquid part) is not recovered
- 7. Multiple Choice
No matter what you do, sand will not dissolve in water, because sand is _________.
dissolved
soluble
insoluble
aqueous
- 8. Multiple Choice
What is the name of this separation technique?
Simple distillation
Fractional distillation
Boiling
Evaporation
- 9. Multiple Choice
Which separation technique is used to obtain pure water from seawater?
Simple distillation
Filtration
Chromatography
Evaporation
- 10. Multiple Choice
What is the name of this separation technique?
distillation
filtration
evaporation
chromatography
- 11. Multiple Choice
What is the physical property on which fractional distillation depends?
different boiling points
different melting points
different solubilities
different densities
- 12. Multiple Choice
Which ink is most soluble?
Blue
Red
Yellow
Green
- 13. Multiple Choice
Which ink is a mixture?
Blue
Red
Yellow
Black
- 14. Multiple Choice
Referring to the chromatogram, black ink contains
Blue, red and yellow ink only
Blue, red, yellow and green ink
Blue and yellow ink
Black ink only
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