deonamoore04 deonamoore04
  • 26-03-2021
  • Chemistry
contestada

If I have 38g of MgCl2, how many moles do I have?

Respuesta :

MohamedAzaarena
MohamedAzaarena MohamedAzaarena
  • 26-03-2021

Answer:

0.3991

Explanation:

  • no. of moles = mass/molar mass.

so lets get the molar mass of MgCl2

(Mg=24.305 and Cl=35.453) so the molar mass of MgCl2= 24.305+(2*35.453)

molar mass of MgCl2= 95.211

  • now lets get the no of moles:

no of moles=38g/95.211=0.3991

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