Sagot :
Answer:
Matter can be Classified into several categories. Two broad categories are mixtures and pure substances. ... Pure substances may be divided into two classes: elements and compounds. Pure substances that cannot be broken down into simpler substances by chemical changes are called elements.
Explanation:
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Answer:
- Matter
==> Matter can be classified into several categories. Two broad categories are mixtures and pure substances. Pure substances may be divided into two classes: elements and compounds. Pure substances that cannot be broken down into simpler substances by chemical changes are called elements.
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