An antibiotic containing sulfur was treated chemically to convert the sulfur in the antibiotic to barium sulfate. A 24.57 mg sample of antibiotic compound gave 16.38 mg of barium sulfate. What is the percentage of sulfur in antibiotic compound? (Hint: Refer to problem #1)

An antibiotic containing sulfur was treated chemically to convert the sulfur in the antibiotic to barium sulfate. A 24.57 mg sample of antibiotic compound gave 16.38 mg of barium sulfate. What is the percentage of sulfur in antibiotic compound? (Hint: Refer to problem #1)

Principles of Modern Chemistry

8th Edition

ISBN:9781305079113

Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Chapter11: Solutions

Section: Chapter Questions

Problem 40P

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Question

In Question 6 (attached), if there is one sulfur atom in the antibiotic, what is the molecular weight of the antibiotic? (give 3 sig figs in your answer)

An antibiotic containing sulfur was treated
chemically to convert the sulfur in the
antibiotic to barium sulfate. A 24.57 mg
sample of antibiotic compound gave 16.38
mg of barium sulfate.
What is the percentage of sulfur in antibiotic
compound? (Hint: Refer to problem #1)

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