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(1) A sample of the hydrate CuSO4.5H2O has a mass of 12.5g. (a) how many molecules of hydrogen are contained in this hydrate? If the hydrate is completely dehydrated.

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5 answers

  1. 5.00moles

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  2. 1.51 x 10 ^23 molecules

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  3. 1.51×10^23

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  4. How many molecules of hydrogen

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  5. 2.55 molecules

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