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Romashka [77]
3 years ago
5

All elements are pure substances. True False

Chemistry
1 answer:
oee [108]3 years ago
5 0
It can be a compound or a single element. An element is a pure substance that cannot be separated into simpler substances by chemical or physical means. There are about 117 elements, but carbon, hydrogen, nitrogen and oxygen are only a few that make up the largest portion of Earth.
hopefully that helps
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