write any two examples of sublimation, deposite , chemical change and physical change
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sublimation... iodine to iodine vapours, naphthalene when heated to gas
deposite........CO2 gas to dry ice and iodine vapours to iodine on cooling
Physical changes... cutting wood, ice to water
chemical change....rusting of iron, digestion of food in our body
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An example of sublimation is dry ice. It is solid carbon dioxide and goes directly from the solid state to gas in the open atmosphere.
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Physical and Chemical Changes.
Change Name of change
Solid to liquid melting, fusion
Liquid to gas boiling, evaporation
Solid to gas sublimation
Gas to solid deposition
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