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What happens when crystals of washing soda are left open in dry air? What is this change named as? Name two industries based on use of washing soda.



When crysrals of washing soda are kept open in air these salys lose water crystallization and turn into a substance which is trrmed as anhydrous substancr This is known as water of crystallization Uses-1.used to refine petroleum 2.useful in manufacturing detergent powder,paper and glass
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