Which of the following methods is suitable for evaporating 5 mL of solvent? More than one answer may be correct.

1. Distillation.

2. Reduce the pressure using a vacuum source and vacuum flask.

3. Heat the solution in an Erlenmeyer flask using a Bunsen burner.

4. Leave the solution in an open flask in the fume cupboard.

5. Heat the solution in an Erlenmeyer flask using a water bath and hot plate.