(2011年四川绵阳,17题)相同质量的Mg、Fe分别与稀盐酸作用,产生H2

(2011年四川绵阳,17题)相同质量的Mg、Fe分别与稀盐酸作用,产生H2的质量m(H2)与加入稀盐酸的体积V(稀盐酸)关系如下图所示,其中正确的是 (   ) 

 

 

 

答案

D

解析:略

 

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