Across
- 5. most elements on the right side of the periodic table are ________.
- 6. substance that turns blue litmus paper to red
- 7. chemical reaction that results in light and/or heat
- 8. substance that turns red litmus paper blue
- 11. C3H8+5O2+5H2)+3__O2 (missing element)
- 13. substance formed as a result of a chemical reaction
- 14. C6H6O6=CO2+6CO2+6H20
- 15. substance that participates or undergoes change in a chemical reaction
Down
- 1. CH4+2__2=CO2+2H2O (missing element)
- 2. result of iron's exposure to air and moisture
- 3. C+2__2=CH4 (missing element)
- 4. law that states a substance is neither created nor destroyed
- 9. If all the reactants aren't found in the product, the grams that aren't found have disappeared or _________.
- 10. 6CO2+6H2O=C6H12O6+6O2
- 12. (missing element)