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CPO Chapter 16 terms
Defining Matter
Question | Answer |
---|---|
Atom | the smallest particle of an element that can exist alone or in combination with other atoms. |
Compounds | substances made of two or more elements that cannot be separated by physical means. |
Elements | substances that contain only one kind of matter. |
Heterogeneous mixture | a mixture in which every sample of it might have a different composition. |
Homogeneous mixture | a mixture in which every sample of it has the same composition. |
Law of conservation of mass | states that the total mass of products of a reaction is equal to the total mass of reactants. |
Matter | anything that has mass and takes up space |
Mixture | substance that contains more than one kind of matter. |
Molecule | the smallest particle of a compound that retains the properties of the compound. |
Substance | a mixture that cannot be separated into different kinds of matter using physical means. |