百度试题 结果1 题目empirical formula of Pentane is CH 相关知识点: 试题来源: 解析 正确 反馈 收藏
百度试题 结果1 题目The empirical formula of Pentane is CH.()A.对B.错 相关知识点: 试题来源: 解析 A 本题考查be动词的用法。根据主语的人称和数,"I" 后面应该用 "am","she" 后面应该用 "is"。因此,正确答案为 "am; is",即选项 C。反馈 收藏 ...
empirical formula of Pentane is CH答案: 正确 点击查看答案解析 手机看题 你可能感兴趣的试题 问答题 每个点位标石埋设结束后,应提交的资料有哪些? 答案: 正确答案:1)点之记2)GPS网的选点图3)土地占用批准文件与测量标志委托保管书4)选点与埋石工作技术总结 点击查看答案解析 手机看题 单项选择题 以下关...
The empirical formula of Pentane is CH.() A. 正确 B. 错误 如何将EXCEL生成题库手机刷题 > 下载刷刷题APP,拍照搜索答疑 > 手机使用 分享 反馈 收藏 举报 参考答案: A 复制 纠错 举一反三 以下哪个是单元测试的主要目的? A. 确保单个代码单元(如函数或方法)的功能正确性 B. 确保整个系统的...
Pentaneis an organic compound with the formula C5H12—that is, an alkane with five carbon atoms. Are Cycloalkenes saturated? Cycloalkanes aresaturated hydrocarbonsthat contain a ring in their carbon backbones. Analogous ring structures containing double and triple bonds are known as cycloalkenes and...
What is the molecular formula for butane if it has an empirical formula of C2H5 and each molecule has 10 hydrogen atoms? Empirical Formulas: The empirical formula of a molecule is often different from its molecular formula. The molecular formula ...
Molecular formulas give the exact number of each element's atoms in a compound. For example, glucose has a molecular formula of {eq}C_6H_{12}O_6 {/eq}. This tells us there are 6 carbons, 12 hydrogens and 6 oxygens in the molecule. An empirical formu...