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  • 26-02-2018
  • Chemistry
contestada

How many moles are in 226 g of Fe(NO2)2 ?

Respuesta :

superman1987
superman1987 superman1987
  • 07-03-2018
By getting the molar mass of Fe (NO2)2 = 55.85 + ((14+16*2))*2 = 147.85 g/mol

and we have the mass weight of Fe(NO2)2 = 226 g
SO we can get the no.of moles of Fe(NO2)2 from this formula:

∴ n= mass weight / molar mass
   = 226 / 147.85 = 1.53 mol
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