Simple Distillation

Question 1

What type of seperation technique is distillation ?

Answer 1

Physical separation technique

Question 2

What do we use simple distillation for ?

Answer 2

Separating a dissolved solid from a liquid but keep the liquid

Question 3

What are the two stages of distillation ?

Answer 3

Evaporate the liquid by heating causing it to vaporize
Condense the vapor back into a liquid by cooling

Question 4

What is the apparatus used to carry out simple distillation ?

Answer 4

Place solution into a flask which is don red to a continuous glass tube

This is surrounded by a condenser which keeps the internal glass tube cold

There is also a thermometer

Question 5

How do we carry out simple distillation ?

Answer 5

Set up apparatus: bunsen burner, condenser, continues glass tube and thermometer

First heat the solution until it boils using bunsen burner, the liquid evaporates into a vapor which rises up the glass tube then into the condenser which condenses the vapor turning it back into a liquid which is then collected in a beaker

Question 6

At the end of distillation what are we left with ?

Answer 6

Solid crystals and the liquid

Question 7

What do we use distillation for ?

Answer 7

To produce drinking water from sea water however a lot of energy is used