Across
- 4. a measure of the amount of matter in an object
- 5. changes that result in a difference in display without changing the composition
- 6. any substance that cannot be decomposed into simpler substances by ordinary
- 8. the amount of space occupied by a sample of matter
- 9. The capacity to supply heat or do work
- 11. Anything that takes up space and has mass
- 14. A group of atoms bonded together (smallest unit)
- 15. the science of the properties, composition, and structure of substances
- 16. happens when one chemical substance is transformed into one or more different substances
- 18. any substance composed of identical molecules consisting of atoms of two or more chemical elements
Down
- 1. Includes color, density, hardness, and melting and boiling points
- 2. a characteristic of a particular substance that can be observed in a chemical reaction
- 3. a measure of the average amount of energy of motion, or kinetic energy
- 7. a substance that takes part in and undergoes change during a reaction
- 10. the action or property of like molecules sticking together
- 12. the amount of energy that is transferred from one system to its surroundings because of a temperature difference
- 13. A process in which one or more substances, the reactants, are converted to one or more
- 17. the basic building block of chemistry