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A hydrate of CoCl2 with a mass of 6.00g is heated strongly. After cooling, the mass of the anhydrate is 3.27g. a) How many grams of H2O were lost from the hydrate?
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A hydrate of CoCl2 with a mass of 6.00g is heated strongly. After cooling, the mass of the anhydrate is 3.27g.

a) How many grams of H2O were lost from the hydrate?

User Mithun Ravindran
by
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1 Answer

7 votes
The mass lost will be equivalent to the mass of water in the hydrate. Thus,
mass of water = 6.00 - 3.27
= 2.73 grams of water were lost.
User Gga
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