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Ch. 2 Vocabulary

Author: Inglish Mary
Description:
Keywords: , , , , , , online teaching

Content:
Definitions:
0. matter
1. physical property
2. element
3. solution
4. chemical formula
5. chemical property
6. heterogenous mixxture
7. substance
8. thermal energy
9. endothermic change
10. temperature
11. mixture
12. energy
13. homogenous mixture
14. electromagnetic energy
15. chemical change

Answers:
0. neutral particle made of 2 or more atoms joined by covalent bonds
1. A change in a substance that does not change its identity
2. A pure substance made of 2 or more elements chemically combined
3. change in which energy is taken in
4. Combination of symbols that represents # of elements in a compound
5. Characteristic of a pure substance observed w/out changing to other substance
6. basic particle from which all elements are made
7. Characteristic of a pure substance describing ability to change to a new substance
8. A pure substance that cannot be broken down into other substance
9. change in which energy is given off
10. force that holds atoms together
11. Mixture in which pure substances are unevenly distributed throughout
12. Single kind of matter that is pure and has a specific set of properties
13. Anything that has mass and takes up space
14. Form of energy that travels though space as waves
15. Mixture in which substance are evenly distributed throughout
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