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What two categories can pure substances be classified into

User Jensgram
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2 Answers

5 votes
Elements and compunds
elements are all on the periodic table whereas compunds are made up of those on the periodics table.
Hydrogen is an element
Water (H2O) is a compound
User Corpo
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Pure substances can be categorize into "Elements" and "Compounds"

Hope this helps!
User Nat Taylor
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