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STANDARDS FOUNDATION > Pure Substances & Physical Mixtures > Flashcards

Pure Substances & Physical Mixtures Flashcards

1
Q

What is a pure substance?

A

A chemical combination of matter in fixed proportions. (Water: 2 hydrogen atoms , 1 oxygen atom H2O)

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2
Q

What is a physical mixture?

A

A physical combination of matter in any proportion. (Salt water)

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STANDARDS FOUNDATION (8 decks)

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