impure substances

Why Is Compound Considered A Pure Substance Not A Mixture?

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Why Is Compound Considered A Pure Substance Not A Mixture? Ostensibly, compounds contain more than one type of material. Yet both compounds and elements are considered pure substances. Pure compounds are created when elements combine permanently, forming one substance. … In general, a mixture can be separated into its original components, while a pure compound

Is Filtered Water A Pure Or Impure Substance?

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Is Filtered Water A Pure Or Impure Substance? Water is a pure substance because it only contains one type of molecule. Pure water contains only molecules that are a combination of one oxygen atom… Is Lake water a pure substance? Water, H2O, is a pure substance, a compound made of hydrogen and oxygen. Most of