MeggiCatigrandoza MeggiCatigrandoza
  • 04-06-2017
  • Chemistry
contestada

How many grams of water in 8.22 grams of cuso4*5h2o?

Respuesta :

kidsandcompanyb
kidsandcompanyb kidsandcompanyb
  • 11-06-2017
Molar mass of CuSO4 * 5 H2O 
= 63.546 + 32 + 16*4 + 5*18 
= 249.546 g/mol
 Mass of water in that formula: 5 * 18 = 90 g/mol
Percent by mass of water = 90 / 249.546 = 36%
So, 36% of your 8.22 g is water. 0.36 * 8.22= 2.95 g of water
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