Chapter 7 - Chemical Reaction
Across
- 3. the chemical formulas of the reactants and the products
- 7. a constant term related to the properties of a product
- 8. a standard scientific unit for measuring large quantities of very small entities such as atoms, molecules
- 9. a process in which one or more substances are changed into others.
- 10. a reation that gives off heat
- 11. a substance obtained from another substance through chemical change
- 13. two different atoms or molecules interact to form a different molecule or compound
Down
- 1. the mass of a sample of that compound divided by the amount of substance in that sample
- 2. when parts of two ionic compounds are exchanged
- 4. a reaction in which one element is substituted for another element in a compound
- 5. processes in which chemical species break up into simpler parts
- 6. Energy stored in the bonds of chemical compounds
- 12. a substance that takes part in and undergoes change during a reaction.