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Question
The diagram shows an apparatus used to compare rates of diffusion. At which labelled position did a white deposit of Ammonium Chloride form?
The diagram shows an apparatus used to compare rates of diffusion. At which labelled position did a white deposit of Ammonium Chloride form?
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Solution
The correct option is D D
Ammonia being less dense than hydrogen chloride gas diffuses faster and hence travels a greater distance. The two gases combine together to form a white deposit of ammonium chloride. Hence the mark is closer to hydrogen chloride.
D
Ammonia being less dense than hydrogen chloride gas diffuses faster and hence travels a greater distance. The two gases combine together to form a white deposit of ammonium chloride. Hence the mark is closer to hydrogen chloride.
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