Activity 6.8:
Aim: To separate a mixture using the floatation method.
Materials and apparatus: Mixture of water and oil, beakers, separating funnel, 100 ml
measuring cylinder, retort stand with clamp.
Instruction
1. Pour 100 ml water and oil mixture into a beaker. Record your observation.
2. Pour the mixture into a separating funnel (Figure 6.25).
3. Separate the water and oil using different beakers.
Questions
1. Between water and oil, which one floats? Why?
2. Can oil and water be separated physically?
Answer:
1. Oil because oil is less dense than water
2. Yes
Aim: To separate a mixture using the floatation method.
Materials and apparatus: Mixture of water and oil, beakers, separating funnel, 100 ml
measuring cylinder, retort stand with clamp.
Instruction
1. Pour 100 ml water and oil mixture into a beaker. Record your observation.
2. Pour the mixture into a separating funnel (Figure 6.25).
3. Separate the water and oil using different beakers.
Questions
1. Between water and oil, which one floats? Why?
2. Can oil and water be separated physically?
Answer:
1. Oil because oil is less dense than water
2. Yes