Q1/ How many, grams of potassium permanganate should be used in compounding the following prescription? • potassium Permanganate 0.02% • Purified Water ad 250.0 ml • Sig. As directed. Ans: 0.05g
Q1/ How many, grams of potassium permanganate should be used in compounding the following prescription? • potassium Permanganate 0.02% • Purified Water ad 250.0 ml • Sig. As directed. Ans: 0.05g
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Transcribed Image Text:Homework
• Q1/ How many grams of potassium permanganate should be used in
compounding the following prescription?
• potassium Permanganate 0.02%
• Purified Water ad 250.0 ml
• Sig. As directed.
Ans: 0.05g
• Q2/ How many grams of aminobenzoic acid should be used in preparing 8
fluidounces of a 5% (w/v) solution in 70% alcohol? Ans:11.83g or 12g
• Q3/Peppermint spirit contains 10% (v/v) of peppermint oil. What volume of the
spirit will contain 75 ml of peppermint oil? Ans: 750ml
• Q4/ How many grams of phenol should be used to prepare 240 g of a 5% (w/w)
solution in water? Ans: 12g
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