Chemistry Experiments

95 experiment protocols with step-by-step instructions

Difficulty	≤15 min	≤30 min	≤60 min	60+ min
Beginner (Middle School)	1	1	1	1
Intermediate (High School)	0	1	1	1
Advanced (University)	0	1	1	1
Professional (Lab)	0	0	0	1

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Conductometric Titration

Tracking a titration using electrical conductivity

Perform an acid-base titration using conductivity measurements instead of an indicator, and determine the endpoint from a conductivity-volume graph.

Using two indicators to analyze a carbonate mixture

Analyze a mixture of sodium carbonate and sodium bicarbonate by titrating with HCl using two indicators sequentially: phenolphthalein and methyl …

Measuring calcium and magnesium content in water

Determine the total hardness of a water sample by titrating dissolved Ca2+ and Mg2+ ions with EDTA using Eriochrome Black …

Determining the concentration of sodium hypochlorite in household bleach

Determine the sodium hypochlorite (NaOCl) concentration in commercial bleach using iodometric titration with sodium thiosulfate.

Determining chloride concentration using silver nitrate

Determine the chloride ion concentration in a solution using the Mohr method, where silver nitrate is the titrant and potassium …

Determining iron(II) concentration using KMnO₄

Determine the concentration of an iron(II) sulfate solution by titrating with standardized potassium permanganate, a self-indicating reagent.