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Q2. This question is about metals and metal compounds. (a) Copper oxide reacts with hydrochloric acid to produce copper chloride and water. Copper oxide is insoluble in water. Copper oxide is gradually added to hydrochloric acid until in excess. Magnesium reacts with hydrochloric acid to produce magnesium chloride and hydrogen. Plan an investigation to find the accurate volume of hydrogen produced from magnesium You do not need to write about safety precautions.
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