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The minerals found in bones are deposited by living cells called
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What is a main difference between a mixture and a pure substance? a mixture is only a liquid, but a pure substance can be in any state.a mixture looks the same throughout, but a pure substance does not.1 a mixture can vary in composition, but a pure substance has a set composlo a mixture can be made up of a single compound, but a pure substance car
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Adding food color to water causes a color change. is this evidence of a chemical reaction? explain...
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