Unformatted text preview: below. 4. Fill the shallow dish or pan about one-third full of hot water (at a higher temperature than 45 °C). 5. Place the sublimation apparatus in the shallow dish in a fume cupboard. 6. Observe what happens to the solid. Be patient, it may take a while. Safety Wear eye protection. Use a fume cupboard. Questions 1. What might be the significance of 45 °C? Try lower and higher temperatures if there is time. 2. Define ‘sublimation’. 3. Use the particle theory of matter to explain what is happening and include a particle diagram. Home...
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- Winter '08