Is it a mixture or pure substance?
mixture - 2 or more substances that are mixed together but not chemically combined.
pure substance- made of only one kind of matter and has definite properties
(pure substances consiste of compounds and elements)
-compounds are pure substances formed from chemical combinations of two or more different elements.
-elements are pure substances that can't be broken down into other substancea by any chemical means.
2007-01-16
19:37:36
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5 answers
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Science & Mathematics
➔ Chemistry
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thanx to people who help
2007-01-16
19:52:15 ·
update #1