Across
- 4. The scientist that first arranged the periodic table
- 5. A metal oxide or hydroxide
- 6. How many hydrogen atoms are in a molecule of water?
- 8. The amount of matter in an object
- 9. Describes a solution with a pH greater than 7
Down
- 1. The only element capable of killing Superman
- 2. Used to blow up balloons
- 3. Building block of life
- 4. Good conductor of electricity
- 7. Mr. Rosner's dogs name