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Ch. 2 Vocabulary

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

Content:
Definitions:
0. endothermic change
1. substance
2. electromagnetic energy
3. chemical energy
4. temperature
5. electrode
6. solution
7. chemical property
8. mixture
9. physical property
10. atom
11. compound
12. element
13. chemical bond
14. Physical Change
15. energy

Answers:
0. Mixture in which pure substances are unevenly distributed throughout
1. measure of average energy of motion of particles of a substance
2. Well mixed mixture containing a solvent %26 solute same properties
3. force that holds atoms together
4. form of potential energy that is stored in chemical bond between atoms
5. Anything that has mass and takes up space
6. neutral particle made of 2 or more atoms joined by covalent bonds
7. rule that matter cannot be created or destroyed
8. Characteristic of a pure substance observed w/out changing to other substance
9. Combination of symbols that represents # of elements in a compound
10. total potential %26 kinetic energy of particles in an object
11. A pure substance that cannot be broken down into other substance
12. change in which energy is given off
13. Single kind of matter that is pure and has a specific set of properties
14. metal strip that conducts electricity
15. Change in which new substances are formed from combining/break of substances
.