Question

A mixture of iron nails, oil, water, tea leaves and salt is provided to you. Give step-wise instructions to separate each component from the mixture? [5 MARKS]

Answer 1

Steps: 1 Mark each.

1. Iron nails can be separated from the mixture by handpicking (if the number of iron nails is low) or by magnetic separation.
2. Tea leaves can be separated from the mixture by filtration.
3. Oil can be separated from the mixture by sedimentation followed by decantation.
4. Salt can be obtained by evaporation of the water.
5. The evaporated water can be condensed and then retrieved.