3. Name the compound CuSO4
(A) Copper (I) sulfate
(B) Copper (II) sulfate
(C)Copper (II) sulfite
(D) Cobalt (II) sulfate
(E) Cobalt (II) sulfite

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統計: A(0), B(12), C(1), D(0), E(0) #2973557

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#5945707


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