Assignment: Classifying Matter
Classify each of the following materials as a pure substance or mixture. If it is a pure substance,
indicate if it is an element or a compound. If it is a mixture, indicate if it is a homogeneous
mixture or heterogeneous.
Material
1) the copper in a
copper wire
trail mix
2)
3) chocolate chip ice
cream
4) blue paint
5) sugar (CaHazO11)
6) glitter nail polish
7) diamond (C)
8) salt (NaCl)
91 air
10) helium gas
11) carbon dioxide gas
12) coffee
13) caffeine (CHNO.)
14) tomato soup
15) chicken noodle soup
Pure Substance
(Element or Compound)
pure
Mixture
(Homogenous or
Heterogenous)