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27 March, 23:54

Using your knowledge of symbols, determine which compound listed must contain both copper and oxygen. a. glucose, C6H12O6 b. chalcopyrite, CuFeS2 c. malachite, Cu2CO3 (OH) 2 d. calcite, CaCO3

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  1. 28 March, 00:45
    The formula of malachite is / (Cu_2CO_3 (OH) _2/). Obviously, C is the only option that both compounds have Cu and O.
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