( )一個密度為 7 g/cm3 的均質鋁塊，若將其分割成體積比為 2：1 的兩個鋁塊，則兩者的密度比為何？ (A) 2：1 (B) 1：2 (C) 1：1 (D) 3：1。

問題詳情

24. ( )一個密度為 2.7 g/cm3 的均質鋁塊，若將其分割成體積比為 2：1 的兩個鋁塊，則兩者的密度比為何？
(A) 2：1
(B) 1：2
(C) 1：1
(D) 3：1。

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