SC-665
Filtration
Lower Sec Science · Secondary 1 · Medium · Filtration
A student mixes sand and copper(II) sulfate crystals, then adds water and stirs. Which sequence of methods will best obtain dry copper(II) sulfate crystals?
- Filtration, then evaporation to dryness
- Evaporation to dryness, then filtration
- Filtration only
- Chromatography only
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