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We oftenfindsmallpacketsofsilicagelin foodpacksleatherandelectronicgoods .Whatare hygroscopicsubstances ?

Answer»

SOLUTION :Certainsubstances, whenexposedtothe atmosphereat ordinarytemperatureabsorbmoisture withoutdissolvingit .Hygroscopicsubstancesdo NOTCHANGE itsstateon exposureto AIR .


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