Alkali Metal Safety

Alkali Metal Safety

Many teachers demonstrate the reaction of lithium, sodium and potassium with water when discussing the trend in reactivity of the alkali metals. In order to conduct this demo safely, it is imperative that only a small quantity of metal is used and that appropriate...
Diluting Acids

Diluting Acids

Diluting acids to prepare a solution of a required concentration requires skill, training and common sense.  This Flinn Scientific video offers good, practical advice on how to prepare dilute acid solutions.  A safer alternative to working with concentrated acids is...
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