化学与人类的生活、生产密切相关,下列说法中正确的是 A. 蚕丝和

化学与人类的生活、生产密切相关,下列说法中正确的是

A. 蚕丝和棉花的组成元素相同,结构不同,因而性质不同

B. “青蒿一握,以水二升渍,绞取之,上述提取青蒿素的过程中发生了化学变化

C. 绿色化学的核心是应用化学原理对环境污染进行治理

D. 用浸泡过酸性KMnO4溶液的硅藻土吸收水果释放的乙烯,可达到水果保鲜的目的

答案

D

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