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Ch1 Intro to Matter
Question | Answer |
---|---|
anything that has mass and takes up space | MATTER |
the study of the properties of matter and how matter changes | CHEMISTRY |
a single kind of matter that is pure and has a specific set of properties | SUBSTANCE |
A property that can be observed without changing a substance into another substance. | PHYSICAL PROPERTY |
A property that describes the ability of a substance to change into a different substance. | CHEMICAL PROPERTY |
a pure substance that cannot be broken down into any other substance by chemical or physical means | ELEMENT |
the basic particle of an element | ATOM |
the force of attraction between two atoms | CHEMICAL BOND |
a particle formed when two or more atoms are held together by chemical bonds | MOLECULE |
a pure substance made of two or more elements chemically combined in a set ratio | COMPOUND |
shows the elements in the compound and the ratio of atoms | CHEMICAL FORMULA |
two or more substances that are together in the same place but are not chemically combined | MIXTURE |
a type of mixture in which the different parts are visible | HETEROGENEOUS |
a type of mixture that is so evenly mixed that the different parts can not be seen | HOMOGENEOUS |
the amount of space an object takes up or occupies | VOLUME |
the amount of matter in an object | MASS |
the mass of a known volume of a substance | DENSITY |
measured in milliliters or cubic centimeters | VOLUME |
measured in grams or kilograms | MASS |
usually measured in grams per cubic centimeter | DENSITY |
a property that can be used to help identify substances | CHARACTERISTIC PROPERTY |
measure of the force of gravity on an object | WEIGHT |