Across
- 5. equal to 6.02214076 × 10 to the 23 power.
- 7. a unit of measurement usedfor measuring large quantities of very small things like atoms
- 9. a group of atoms bonded together
- 10. the physical force exerted on an object.
- 11. a measure of the amount of matter in an object
- 12. a gas phase at a temperature where the same substance can also exist in the liquid or solid state
- 14. characteristic of a substance that is observed during a reaction in which the chemical composition is changed.
- 16. to put forth effort in order to release energy or a substance.
- 17. when a binary compound decomposes into its elements
- 18. a chemical element; it has symbol H and atomic number 1.
- 19. states that the total pressure of a mixture of gases is equal to the sum of the partial pressures of the component gas
Down
- 1. theory used to predict the rates of chemical reactions, particularly for gases
- 2. one of the three fundamental states of matter
- 3. the amount of space occupied by a sample of matter
- 4. a chemical reaction, the conversion of molecule A to molecule B
- 6. the study of reaction rates and how they are affected.
- 8. he relationship between the mass of the substance and how much space it takes up (volume)
- 13. Is made of the layers of gases surrounding a (our) planet
- 15. a scientific instrument used to measure atmospheric pressure
- 18. the amount of energy that is transferred from one system to its surroundings