chemistry

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Name a reagent that will react with
a) copper(II)hydrooxide and aluminium hydroxide
b)aluminium hydroxide but not copper(II)hydroxide

2)suggest how you could separate a mixture of silicon(IV) oxide and magnesium oxide


3)Name a reagent that could react with both zinc and copper(II)OXIde


4)Suggest how you could separate a mixture of iron(II)oxide and aluminium oxide

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