Preparing a pure dry sample of a soluble salt

Question 1

Step one (warm)

Answer 1

Warm the mixture of an acid with an insoluble reactant so reaction can speed up

Question 2

Step two (stir)

Answer 2

Continue adding powder until you see some unreacted solid leftover- it is in excess.

Question 3

Step three (filter)

Answer 3

Filter to remove excess, leaving solution of filtrate

Question 4

Step four (evaporate)

Answer 4

Evaporate water and stop when it starts to spit

Question 5

Step five (heat)

Answer 5

Leave the solution drying in an oven at 40c