A sample contains FeS2. At the end of its gravimetric determination, BaSO4 is weighed and the percentage of Fe is being searched for. What is an expression for the gravimetric factor in this determination? (The formulas represent the formula weights)

Chemistry for Engineering Students
4th Edition
ISBN:9781337398909
Author:Lawrence S. Brown, Tom Holme
Publisher:Lawrence S. Brown, Tom Holme
Chapter4: Stoichiometry
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A sample contains FeS2. At the end of its gravimetric determination, BaSO4 is weighed and the percentage of Fe is being searched for. What is an expression for the gravimetric factor in this determination? (The formulas represent the formula weights)

 

 

 

a) FeS2 / BaSO4

 

b) Fe /2 BaSO4

 

c) 2 Fe / BaSO4

 

d) FeS2 / 2 BaSO4

 

e) 2 FeS2 / BaSO4

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