Analytical Chemistry

Learn the toughest concepts covered in your Analytical Chemistry class with step-by-step video tutorials and practice problems.

Chemical Measurements

Volumetric Analysis

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The concentration of solutions can be expressed in terms beyond molarity and molality. 

Percent Composition

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Percent Composition Terms

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Weight percent represents the mass composition of solute within a solution. 

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Volume Percent represents the volume composition of solute within a solution. 

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Weight/Volume Percent combines aspects of both weight percent and volume percent. 

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example

Weight Percent of Sulfuric Acid

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Parts per million of Lead

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Percent Composition Calculations

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Percent Composition

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Percent Composition

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Problem

How many grams of nitric acid, HNO­3, and water are found in 53.1 g of 83.1 mass percent nitric acid? 

Dilutions

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example

Dilution

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Dilutions

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Problem

If 920 mL of water is added to 78.0 mL of a 1.28 M HBrO4 solution what is the resulting molarity? 

Dilutions Calculations

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example

Dilutions

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Dilutions

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