Ag 7.1
Across
- 1. made of two or more atoms bonded (connected) together
- 4. pH of 7
- 8. reaction in which temperature increases; energy is released
- 9. pH of 0-6
- 10. pH of 8-14
- 11. the basic building blocks of matter; cannot be created, divided, or destroyed
- 13. the new substances that are produced from a chemical reaction
- 14. Atoms are ___________ during a chemical reaction.
Down
- 2. reaction in which temperature decreases; energy is absorbed (taken in)
- 3. anything that has mass & takes up space
- 5. the original substances you start with before the chemical reaction occurs
- 6. the science & art of growing plants & raising animals for food, fiber & fuel
- 7. the amount of hydrogen (ions) a substance has
- 12. ____________ of matter states that matter cannot be created or destroyed. It can only change form.