Across
- 2. substance that is presented at the start of a chemical reaction
- 3. horizontal rows of the periodic table
- 7. the amount of space that a substance or object occupies
- 8. has components in which proportions vary through out the sample
- 10. the species formed from chemical reaction
- 13. solid, liquid, or gas that has the same proportions of its components through out the samples
Down
- 1. process that leads to the chemical transformation of 1 set of chemical substances to another
- 3. homogeneous state of a system with no visible boundary separating it into parts
- 4. substance composed of identical molecules consisting of atoms of 2 or more chemical elements
- 5. a material made up of 2 or more different substances which are physical combined
- 6. particles are packed closely together and are not free to move around
- 9. a measure of the amount of matter in a substance or an object
- 11. can be measured or observed without changing composition of matter
- 12. a substance that flows freely but is a constant volume
- 14. state of matter that has no fixed shape and no fixed volume