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Sidana [21]
3 years ago
12

How is a pure substance different from a mixture?

Chemistry
2 answers:
Sauron [17]3 years ago
7 0
The answer is A.
Pure substance is either an element or a compound, which elements in compund is chemically combined together. They cannot be separated by physical methods such as filtration or evaporation. Compounds can only be separated by chemical methods, which include using electricity (electrolysis) or applying heat.
Alexandra [31]3 years ago
4 0

the real answer is the




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