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Experiment 3. Separation of the Components of a Mixture

21/09/2020 Client: joediv12 Deadline: 7 Days

  A.Determination of Mass Percent of Ammonium Chloride ● 


Mass of evaporating dish and original sample  _________


Mass of evaporating dish     _________


Mass of evaporating dish after subliming NH4Cl  ________


Mass of NH4Cl   _______


Percent of NH4Cl (show calculations)


 Use these data 


  A.Determination of Mass Percent of Ammonium Chloride ● 


Mass of evaporating dish and original sample  15.1650 g


Mass of evaporating dish     12.5230 g


Mass of evaporating dish after subliming NH4Cl  14.6589g


Mass of NH4Cl   _______


Percent of NH4Cl (show calculations)




  


. Determination of Mass Percent of Sodium Chloride


● 


Mass of evaporating dish, watch glass and NaCl _____


Mass of evaporating dish and watch glass _____ 


Mass of NaCl  _____


Percent of NaCl (show calculations) _____


 Use these data 


  


Determination of Mass Percent of Sodium Chloride


● 


Mass of evaporating dish, watch glass and NaCl 17.4967 g


Mass of evaporating dish and watch glass 16.7686 g


Mass of NaCl  _____


Percent of NaCl (show calculations) 




  


. Determination of Mass Percent of Silicon Dioxide


Mass of evaporating dish and SiO2  _____


Mass of evaporating dish    _____


Mass of SiO2  _____


Mass percent of SiO2 (show calculations) _____




  


. Determination of Mass Percent of Silicon Dioxide


Mass of evaporating dish and SiO2  13.8354 g


Mass of evaporating dish    12.5230 g


Mass of SiO2  _____


Mass percent of SiO2 (show calculations) _____




  


. Determination of Percent Recovery


Mass of original sample _____


Mass of determined (NH4Cl + NaCl + SiO2)   _____


Difference in these weights _____


Percent recovery = g matter recovered/g original sample x 100%


_____


Account for your errors



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