SC-918
Distillation
Lower Sec Science · Secondary 1 · Medium · Distillation
A student sets up simple distillation to separate pure water from salty water. Which change will correctly improve the cooling of the water vapour in the condenser?
- Connect the cooling water so it enters at the lower end and leaves at the upper end of the condenser
- Increase the flame so the water boils more vigorously
- Remove the cooling water so the condenser warms up
- Place the thermometer bulb below the liquid surface in the flask
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