1. homogeneous mixture
2. heterogeneous mixture
3. element
4. compound
5. pure substance
6. solution
Q2. List at least six methods, and explain each, that can be used to separate
mixtures.
Q3. Read each of the following description s/questions and identify each as an
element, compound, heterogeneous mixture, or homogeneous mixture. Explain the
reason for each choice.
1. Air
2. A stainless steel fork
3. Molten iron
4. Trail mix
5. Distilled water
6. Salt water
Q4. Mixtures can occur between all phases of matter. Give an example for each of
the following mixtures:
1. Gas/gas
2. Gas/liquid
3. Liquid/liquid
4. Solid/liquid
5. Solid/solid/nWatch on
Q5. Is it correct that higher temperature always increases the solubility? If yes,
explain why? If no, explain why not and provide an example that shows a different
behavior.
Fig: 1
Fig: 2