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Science - Chp. 13
Matter
Definition | Term |
---|---|
The study of the properties of matter and how matter changes | Chemistry |
A single kind of matter that is pure and has one set of properties | Substance |
Just one thing, nothing extra | pure |
Characteristic of a pure substance that can be SEEN without changing it into another substance | physical property |
Characteristic of a pure substance that describes its ability to CHANGE into different substances | chemical property |
A pure substance that cannot be broken down into any other substances by chemical or physical means | Element |
The smallest possible piece of matter | Atom |
The force that holds two atoms together. | chemical bond |
A pure substance made of two or more elements that are CHEMICALLY combined | compound |
Two or more substances that are together in the same place, but NOT chemically combined | mixture |
A mixture in which you can still see the different parts | heterogenous mixture |
A mixture in which you cannot see the different parts. It is evenly mixed. | homogenous mixture |
Three ways you can separate mixtures? | filtration, evaporation, chromotography |
Something that dissolves in a solution, ex: salt is the _______ in salt water | solute |
The ablity to be dissolved | soluble |
Not able to be dissolved | insoluble |
The device that measures the pigments in a solution | chromatogram |
A mixture that forms when one substance dissolves in another | solution |
The method used to separate insoluble substances from a liquid. You separate by pouring the liquid through a material to separate the substances | filtration |
The method used to separate soluble subastances from a solution. It is the process of liquid becoming vapor | evaporation |