Question

Nia is given a salad dressing mixture of oil and water and is asked to separate the mixture into its

separate parts.
How should Nia separate these substances, based on their physical properties?
O She should leave the mixture alone and let it settle so that the oil and water
will separate; then, she should decant the oil.
She should warm up the mixture to cause one of the substances to melt out
of the it; then, she should freeze it in a separate container.
O She should shake the mixture to cause the substances to separate based on
the different sizes of their particles.
O She should boil the mixture to cause one of the substances to evaporate
out of it; then, she should condense it in a separate container.

Answer 1

A

Step-by-step explanation:

Answer 2

The first option

Step-by-step explanation:

because the liquids have different densities, oil is less dense so it floats to the top once it does its easy to separate them due to the separation.