SC-635
Filtration
Lower Sec Science · Secondary 1 · Medium · Filtration
A student wants to separate a mixture of iron filings and copper(II) sulfate solution. Which sequence of methods will best obtain dry iron filings?
- Filtration, then drying the residue
- Simple distillation, then drying the distillate
- Chromatography, then evaporation
- Using a magnet only
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