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What Is Ammonia? 5 Things You Can Clean with It
This powerful cleaning agent is a secret weapon for eliminating sticky buildup on kitchen surfaces, but you do need to take ...
BBC4 年
Sample exam questions - chemical changes - Edexcel
The fertiliser ammonium sulfate was made by reacting ammonia solution with dilute sulfuric acid. In the first step, 25 cm 3 of dilute sulfuric acid was placed in a beaker. Give the name of a piece ...