Michelle's doctor orders 5.0 mg of compazine, which is used to treat vertigo. If the stock solut

Name: Problem 74, Chapter 9: Chemistry: An Introduction to General, Organic, and Biological Chemistry
Uploaded: 2021-05-12T14:34:28-08:00
Duration: 1 min 31 s
Channel: David Collins
Description: Michelle's doctor orders 5.0 mg of compazine, which is used to treat vertigo. If the stock solution is 2.5 %( m / v) how many milliliters are administered?

step 1 This question, similar to the previous one, number 73, is a very simple unit conversion calculat

Question

Michelle's doctor orders $5.0 \mathrm{mg}$ of compazine, which is used to treat vertigo. If the stock solution is $2.5 \%(\mathrm{~m} / \mathrm{v})$ how many milliliters are administered?

   Michelle's doctor orders $5.0 \mathrm{mg}$ of compazine, which is used to treat vertigo. If the stock solution is $2.5 \%(\mathrm{~m} / \mathrm{v})$ how many milliliters are administered?

Chemistry: An Introduction to General, Organic, and Biological Chemistry

Karen C. Timberlake 13th Edition

Chapter 9, Problem 74

Instant Answer

Solved by Expert David Collins

05/12/2021

Step 1

We know that 1 gram is equal to 1000 milligrams. So, we divide the required dose by 1000 to convert it to grams. \[5.0 \, \text{mg} = \frac{5.0}{1000} \, \text{g} = 0.005 \, \text{g}\] Show more…

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Michelle's doctor orders $5.0 \mathrm{mg}$ of compazine, which is used to treat vertigo. If the stock solution is $2.5 \%(\mathrm{~m} / \mathrm{v})$ how many milliliters are administered?

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Key Concepts

Percent Concentration (m/v)

This concept refers to expressing the concentration of a solution in terms of mass of solute per 100 mL of solution. It is used widely in medicine and chemistry to determine the amount of a substance present in a given volume of solution, critical for accurately preparing and administering doses.

Unit Conversion

Unit conversion involves changing one unit of measurement to another, ensuring equivalency between quantities. In medication dosage calculations, for example, converting between milligrams and grams or between milliliters and liters is essential to accurately determine the required dose and volume.

Proportional Reasoning

Proportional reasoning is the process of setting up and solving equations that relate two ratios or proportions. In the context of medication dosing, it is used to determine the volume of stock solution required to provide a specific amount of medication based on its concentration.

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