Which one of the following is an example of a pure substance?
A) ethanol
B) sugar water
C) salt and pepper
D) milk
E) sand
Correct Answer:
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A)-8°F
B)16.8°F
C)-36.9°F
D)-40.0°F
E)-1.94°F
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A)10-6
B)10-3
C)10
D)104
E)106
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