Question

a) what do you understand by the term sublimation
b)Give two examples of the substance sublime?
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Answer 1

Explanation:

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1. Sublimation is the transition of a substance directly from the solid to the gas state, without passing through the liquid state. ... The reverse process of sublimation is deposition or desublimation, in which a substance passes directly from a gas to a solid phase.
2. Examples = camphor, naphthalene, ammonium chloride, etc.

Answer 2

Explanation:

1. Sublimation is the transition of a substance directly from the solid to the gas state, without passing through the liquid state. ... The reverse process of sublimation is deposition or desublimation, in which a substance passes directly from a gas to a solid phase.
2. Ammonium Chloride is white solid on heating it sublimes. Iodine . Dry ice.