Preparing a solution

Preparing a solution

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This image is part of the sequence Science and technology: Preparing a solution

Credit: MARTYN F. CHILLMAID/SCIENCE PHOTO LIBRARY

Caption: Preparing a solution. Apparatus needed to prepare a solution of iron (II) sulphate. At bottom right are 51.25 grams of iron (II) sulphate heptahydrate crystals. These will be dissolved in 250 millilitres of water (in wash bottle at centre right) in a volumetric flask (left). Iron (II) sulphate is used as a food additive and as a dye.

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Keywords: apparatus, chemical, chemistry, crystals, equipment, ferrous sulphate, glassware, heptahydrate, iron (ii) sulphate, iron sulfate, iron sulphide, lab, laboratory, melanterite, no-one, nobody, school science, science education, studio shot, volumetric flask, wash bottle, water, white background

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