saitansgirl666 saitansgirl666
  • 21-03-2018
  • Chemistry
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Convert 6.50g ZnSO4 to moles.

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BioWizard
BioWizard BioWizard
  • 21-03-2018


6,50g of ZnSO4 is 0,04 moles


Mass of ZnSO4  :    

m=6,50g

Molar mass of ZnSO4 :     

M=M(Zn)+M(S)+4*M(O)

M=65,38 g/mol+32,06 g/mol+4*15,99 g/mol

M=161,40 g/mol

Molarity of ZnSO4 :

n=m/M          

n=6,50g/161,40g/mol

n=0,04 mol


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