Across
- 2. A unit used to measure mass of atoms
- 3. The counting units in chemistry (atoms, molecules, ions)
- 4. A substance made of two or more elements bonded together
- 5. Formula shows the actual number of atoms in a compound
- 8. The number 6.02 × 10²³
- 10. The unit used to measure the amount of a substance
Down
- 1. A tool used to convert between units in chemistry
- 6. A substance made of only one type of atom
- 7. Mass of one mole of a substance
- 9. The smallest unit of an element