Across
- 4. How is the two by H₂O called?
- 11. ---- Substance are unbreakable
- 12. you need lab equipment to make them
- 14. when two or more different chemical elements chemically bond together you call it a ---------
- 15. --------- research has nothing to do with numbers, it has to do with characteristics, motives or opinions
- 16. Anything that has math you call a matter
- 17. can not broke down into simpler substances
Down
- 1. combination of 2 or more pure substances
- 2. expressed in numbers, quantities, or measurements
- 3. What is the name for the 3 in 3H₂O?
- 5. ---------- reactions releases heat
- 6. Physical change there isn't a fixed volume and shape
- 7. mass divided by volume equals
- 8. ----------- reactions absorbs heat
- 9. ----can not change while weight can change
- 10. the Line of best --- representing the general trend
- 13. ------------ of matter is the chemical laws which created and destroyed matter