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Matter and Mixtures
Ch. 2
Question | Answer |
---|---|
Matter | Anything that has mass and occupies volume |
Mass | The amount of matter; weight |
Volume | The amount of space taken up by an object |
Atom | The smallest particle of matter that has its own physical and chemical properties |
Element | Matter that has only 1 type of atom |
Substance | A substance cannot be broken down without changing the properties; elements and compounds |
Mixture | A physical blend of two or more components that can be separated by physical means |
Homogeneous Mixture | A mixture with a uniform composition; called a Solution |
Heterogeneous Mixture | A mixture with a variable composition; different |
Molecule | Two or more atoms chemically combined |