Example Solutions for

Step-by-Step Chemistry

Chemical Conversions

Follow the steps for unit conversion:

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Mass Composition

Calculate molecular mass:

Compute the elemental composition of molecules:

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Chemical Reactions

Learn how to balance a chemical reaction:

Calculate reaction stoichiometry:

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Chemical Structures

Get a step-by-step procedure to draw the Lewis structures of molecules:

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Oxidation States

Compute oxidation states of chemicals:

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Orbital Hybridization

Determine orbital hybridization one step at a time:

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Use Hückel's rule to determine aromaticity:

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Acids & Bases

Compute the pKa:

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Chemical Solutions

Prepare a dilute solution:

Compute the density:

Find the anti-knock index for gasoline:

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Colligative Properties

Compute the boiling point elevation for a solution:

Find the freezing point depression for a solution:

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Quantum Chemistry

Find the wavelength of a photon from a CO2(g) laser:

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