青少年过多摄入蛋糕里的人造奶油会产生一种影响身体发育的反式脂肪酸,其化学式为C 18 H 34 O 2 .下列对该物质的说法中不正确的是( )
A.
是有机物
B.
由碳、氢、氧三种元素组成
C.
由54个原子构成
D.
碳元素与氧元素的原子个数比为9:1
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
微信内点击右上角“…”即可分享
反馈
参考答案:
举一反三
【简答题】The flow of electrons through a conductor is called a current. 2.The basic unit in which current is measured is the ampere (amp). 3.When it is desirable to express a magnitude of current smaller than ...
【简答题】Translate the following paragraph into Chinese and pay special attention the underlined business terms. unit 1 Basic Knowledge of Business Letter Writing-assignment-stusheet-0223.docx This e-mail cont...