Question

Hector uses the apparatus below to separate a mixture. How do the substances compare? Substance 1 has a lower density than Substance 2. Substance 1 has a higher density than Substance 2. Substance 1 has a lower boiling point than Substance 2. Substance 1 has a higher boiling point than Substance 2.

Answer 1

Explanation:

Separation is a physical change, which uses the density of different substances to separate.