物质的用途由性质决定。下列用途主要利用物质化学性质的是 (  

 物质的用途由性质决定。下列用途主要利用物质化学性质的是 (     )

A.铜作电线                  B.天然气作燃料   

C.铁用作炊具                D.大理石用于建盖房屋

答案

B

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