9. What weight of pyrite ore (impure FeS2) must be taken for analysis so that the BaSO4 precipitate weight obtained will be equal to one-half that of the percent S in the sample?
9. What weight of pyrite ore (impure FeS2) must be taken for analysis so that the BaSO4 precipitate weight obtained will be equal to one-half that of the percent S in the sample?
Introductory Chemistry: An Active Learning Approach
6th Edition
ISBN:9781305079250
Author:Mark S. Cracolice, Ed Peters
Publisher:Mark S. Cracolice, Ed Peters
Chapter10: Quantity Relationships In Chemical Reactions
Section: Chapter Questions
Problem 88E: A researcher dissolved 1.382g of impure copper in nitric acid to produce a solution of Cu(NO3)2. The...
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GRAVIMETRIC ANALYSIS (Exercises)
Instructions: Answer each of the problems below by showing your solutions neatly and logically. You may use periodic table for atomic masses of elements. Copy and answer each problem and please box your final answers.
9. What weight of pyrite ore (impure FeS2) must be taken for analysis so that the BaSO4 precipitate weight obtained will be equal to one-half that of the percent S in the sample?
NOTE: KINDLY WRITE THE SOLUTIONS ON A SEPARATE SHEET OF PAPER
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