Which of these types of changes is a physical change?
A. Changing one substance into another
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Achemist has dissolved a certain substance in water. the chemist knows that more of the substance could be dissolved into the water before it stops dissolving. therefore
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How many moles of sulfur dioxide are produced when 4.38 moles of oxygen completely react with iron (iv) sulfide
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Explain in detail of the four major scientific developments that spurred the formulation of the plate tectonics theory
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If a straight-chain hydrocarbon is a gas at room temperature, how many carbon atoms will it have? a. 6 carbon atoms b. 12 carbon atoms c. 24 carbon atoms d. 3 carbon atoms
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