neena took some ammonium chloride in a china dish and put an inverted funnel with a cotton plug on it's stem.she then heated it slowly.(a)what would she observe?(b)name and define the phenomenon that takes place?
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Explanation:1. She will observe that ammonium chloride will vapourise then it is solidified in the funnel. 2.This process is called sublimation.It is a process in which solidget directly converted into gaseous state on heating and vice-versa on cooling without passing through the intervening liquid state. 3.She can make similar observations with naphthalene;dry ice;and camphor.
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a]She will observe that ammonium chloride will vapourise then it is solidified in the funnel.
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b] This process is called sublimation.It is a process in which solidget directly converted into gaseous state on heating and vice-versa on cooling without passing through the intervening liquid state.
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