SC-857
Filtration
Lower Sec Science · Secondary 1 · Medium · Filtration
A student wants to separate a mixture of sand and salt that has been dissolved in water. Which sequence of separation techniques will allow her to obtain dry sand and dry salt separately?
1 filtration
2 evaporation to dryness
3 magnetic separation
4 chromatography
1 filtration
2 evaporation to dryness
3 magnetic separation
4 chromatography
- 1 then 2
- 1 then 4
- 2 then 1
- 3 then 1
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