Indicators of A Chemical Reaction
Across
- 4. can be separated using the physical properties of each component
- 7. a triangle that means "change in"
- 8. a physical property of metals like iron, nickel and cobalt
- 9. heating a liquid to a gas used to isolate a soluble solid
- 11. a physical property of substances that can dissolve in water
- 13. a temperature change that increases and feels hot
- 14. a chemical reaction changes the ________ of the substance
Down
- 1. a temperature change that decreases and feels cold
- 2. in a liquid indicate a gas is being produced
- 3. changes the identity of a substance
- 5. a change in this is not a good indicator all by itself
- 6. when a solid forms from reacting two clear solutions
- 10. a new or different ________ indicates a chemical reaction
- 12. requires a chemical reaction to break