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A mixture of ethanol and water can be separated by fractional distillation. The apparatus below can be used to carry out such a separation in the laboratory.

(a) Name each piece of apparatus.
A
B
C
(b) What is the purpose of D?

Answer Text:
a).A is a thermometer
B is a beaker
C is a Tripod stand
b).D is a lie bag condenser, whose purpose is to condense the vapor collected so that it can be collected as a liquid.