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Pure Substances and Mixtures
Worksheet
Grade Level
Physical Science with Earth and Science
9.14 Pure Substances and Mixtures
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Use the evidence chart shown. What is the best classification for Substance P?
A
Compound, because it has identical molecules with a fixed chemical formula.
B
Element, because it is a pure substance.
C
Homogeneous mixture, because its composition is uniform.
D
Heterogeneous mixture, because three element symbols appear in the formula.
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