chemistry

determine the % of water of crystallization in pure sample of green vitriol (FeSo4.7H2O)

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  1. Dear shashank,
    The chemical formula of FeSo4.7H2O
    = 55.8+ 32.1+ 16x4 + 7x18
    = 277.9

    The percentage of water of crystallization=
    = (7x18)/ 277.9 x 100%
    = 45.34%

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    posted by Barry
  2. I don't know

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  3. Very bad.

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    posted by Devil
  4. Feso4.7H20. 56+32+64+126. 152+126. 278

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