Across
- 2. two or more substances that are not chemically united
- 3. change in the physical properties of a substance
- 6. the elements of a compound and their relative proportions
- 9. substance obtained from another substance through chemical change
- 10. change that is accompanied by a liberation of heat
- 11. Uniform mixture where the components are evenly distributed
- 13. state in which the particles of a substance are mixed with a fluid but are undissolved
- 14. one of two or more existing forms of an element.
- 15. A substance having a specific molecular composition
- 17. substance participating in a chemical reaction present at the start of the reaction
- 19. a substance composed of two or more metals, or of a metal or metals with a nonmetal
- 20. change that is accompanied by an absorption of heat
- 21. pure substance composed of two or more elements
Down
- 1. chemical reaction involving the rearrangement of the atoms of one or more substances
- 4. Substances that cannot be separated into simpler substances
- 5. characteristic of a substance that is observed without changing the chemical composition
- 7. property of a substance that is observed when the chemical composition is changed
- 8. matter with a constant composition and distinct properties
- 12. non-uniform mixture
- 16. very small particles of one substance are distributed evenly throughout another substance
- 18. the smallest component of an element having the chemical properties of the element