Across
- 3. Process by which a solid directly changes to gas
- 4. Random movement of particles is known as ......
- 6. State of matter that has regular arrangement
- 8. Separation of particles in gas
- 12. process by which a liquid turns in to gas
- 15. Temperature at which liquid turns to gas
- 16. Apparatus used to measure accurately 25cm3 of hydrochloric acid
- 18. Gas that diffuse faster from Ammonia (17g) and methane (16g)
Down
- 1. Apparatus used to measure temperature
- 2. Process by which water vapour turns water
- 5. Apparatus used to measure approximately 50 cm3 of water
- 7. ------ substances would have lower melting point and higher boiling point than pure substances
- 9. A factor that effect rate of diffusion
- 10. State of compound X at 35 C which has melting point of -20 C and boiling point of -10 C
- 11. Process by which liquid change to gas at precise temperature
- 13. Which gas diffuse slowest, Helium (4g), Ammonia (17g) or Oxygen (32g)?
- 14. When a solid is melted or a liquid is boiled, the temperature stays ...... until the process is complete.
- 17. Process by which water changes to ice