Here is another Enrichment Activity for you. Read the paragraph below and
answer the questions that follow.
А
Joseph wants to compare the chemical properties of two substances. In
doing it, he prepared two flasks containing the substances and labeled them Liquid
A and Liquid B. He monitored the boiling points of the liquids and found that the
boiling points were 100°C for substance A and 110°C - 112°C for liquid B. How
would you classify the two liquids?
Answer: Which liquid sample is a pure substance?