Across
- 1. Center of an atom.
- 4. Unit to meassure the amount of a substance.
- 7. What is the name for the equation 6.02x10^23
- 9. what are moles calculated in?
- 10. group of atoms chemically bonded together
Down
- 2. made of two or more elements combined
- 3. chart organized with elements
- 5. Tiny particle that makes up matter
- 6. The mass of a mole of a substance
- 7. smallest unit of an element
- 8. negative charge in atom