Biology, 21.11.2020 04:40 mckadams02
Which is true about a pure substance?
A. An element is a pure substance because its melting point decreases when its mass decreases.
B. A compound is a pure substance because it has a single chemical composition.
C. A mixture is a pure substance because its parts can be visibly identified.
D. A solid is a pure substance because it has a higher density than a liquid.
Answers: 2
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Which is true about a pure substance?
A. An element is a pure substance because its melting point d...
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