阿摩線上測驗
15. Which of the following processes require(s) chemical methods?
(A) Separating a homogeneous mixture into pure substances.
(B) Separating a heterogeneous mixture into pure substances.
(C) Distilling a saltwater mixture.
(D) Breaking a compound into its constituent elements.
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統計： A(0), B(1), C(1), D(6), E(0) #3577904
統計： A(0), B(1), C(1), D(6), E(0) #3577904
