Across
- 3. when the reactants are equal to the products
- 5. percent by mass of each element in a compound
- 6. the mass of one mole of atoms or molecules
- 11. 1 mole = 6.022 x 10²²
- 12. a balanced mixture of fuel and oxidizer, no excess of either remains after combustion
- 14. a weighted average of the masses of each naturally occurring isotope of an element
- 16. percentage of the theoretical yield that was actually attained
- 18. when a complex substance forms into a simpler one
- 19. when one element is replaced by another
- 21. the specific number of each type of atom in a molecule
- 22. positive and negative ions switch places to form two new compounds
Down
- 1. shows the mass-to-charge ratio of one or more molecules in a sample
- 2. numerical relationships among chemical quantities in a balanced chemical equation
- 4. when simpler substances turn into complex by combining
- 7. the max amount of product in a chemical reaction based on the amount of limiting reactant
- 8. determines the amount of product formed in a chemical reaction
- 9. equation that represents chemical reactions
- 10. the results of a chemical reaction
- 13. the smallest whole number ratio of atoms
- 15. the chemist´s "dozen"
- 17. a conversion factor for compounds in a chemical reaction
- 20. the substance at the start of a chemical reaction