Other Topics Problems

Apply your knowledge with our collection of IJSO-style chemistry problems.

Spectrophotometry and the Beer-Lambert Law

Calculate absorbance, concentration, or path length from experimental data.

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Radioactive Decay

Use decay equations and half-life to calculate remaining quantity of a radioactive substance.

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Basic Organic Compounds

Identify organic functional groups and predict basic properties or reactions.

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Combustion of Organic Compounds

Balance combustion equations and calculate heat or mass of products formed.

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Crystal Hydrates

Apply your knowledge to different crystal hydrate uses

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