Across
- 3. ratio of moles of one substance to the moles of another substance
- 4. compound made up of two elements
- 6. the measure of an atoms ion in a crystal lattice
- 9. expression which states the number and type of atoms present in a molecule of a substance
- 10. measure of how inaccurate a measurement is
- 12. mass and charge are balanced in both sides of reaction
- 13. the mass percent of each element in a compound
- 14. mass of a given substance
- 15. a chemical compound of cations and anions which are held together by electrostatic forces
- 16. chemical that donates protons/hydrogen ions
Down
- 1. based on careful examinations of facts
- 2. used to describe the size of an atom
- 5. contains info about its molecular composition
- 7. energy required to remove an electron from an ion
- 8. a scientific unit for measuring large quantities of atoms
- 11. involves the sharing of electron pairs between atoms