Problem Set No.4

Question 1

Sampling type that eliminates questions of bias in selection

Answer 1

random

Question 2

When aqueous and nonaqueous liquids are combined, they usually form an immiscible mixture, such as oil and water. A ________ helps in separating the liquids into two samples.

Answer 2

separatory funnel

Question 3

Mixtures of liquids and solids are usually separated prior analysis by