百度试题 结果1 题目Carbohydrates are composed of carbon, hydrogen and oxygen.A. 错误B. 正确 相关知识点: 试题来源: 解析 B 反馈 收藏
Lipids are composed of carbon, hydrogen and oxygen. The models will contain two or three long hydrocarbon (CH) chains or are composed of four hydrocarbon 2. Find models of a saturated and an unsaturated fat. What is the difference between LIPIDS Us...
T. Martin (2012), Using elemental ratios to predict the density of organic material composed of carbon, hydrogen, and oxygen, Environ. Sci. Technol., 46, 787-794, doi:10.1021/es202525q.Kuwata, M., Zorn, S. R., and Martin, S. T.: Using Elemental Ratios to Predict the Density of ...
相关推荐 1Air is composed of ___ gas including hydrogen, oxygen and carbon dioxide. A.variedB.variantC.variableD.various 2Air is composed of ___ gas including hydrogen, oxygen and carbon dioxide. A. variedB. variantC. variableD. various 反馈 收藏...
A. Iron and nickel B. Silicon and oxygen C. Magnesium and aluminum D. Carbon and hydrogen 相关知识点: 试题来源: 解析 A。解析:地球的核心主要由铁和镍组成。选项A符合地球科学中关于地球核心组成成分的事实。选项B硅和氧是地壳中较为常见的元素组合。选项C镁和铝不是地核的主要组成成分。选项D碳和...
解析 D 句意:空气是由氢、氧、二氧化碳等各种各样的气体组成的。various 各种各样的,强调各种不同的,并且常放在名词前作定语;varied 不同的;variable 可变的,易变的(天气等情况);variant(n)变体,变化形式:This game is a variant of netball.这种运动是无挡板篮球的一种变化形式。
Water iscomposed ofhydrogen and oxygen. 水是由氢与氧化合而成的. 《现代英汉综合大词典》 A methane molecule iscomposed ofone carbon atom attached to four hydrogens. 甲烷分子由1个碳原子与4个氢原子构成。 柯林斯例句 Every substance, no matter what it is, iscomposed ofvery small particles called...
3.Water is composed of the elements hydrogen and oxygen. 水是由氢元素和氧元素组成的。 4.This battalion is composed of 800 soldiers. 这个营是由八百个人组成的。 5.Water is composed of hydrogen and oxygen. 水由氢和氧组成。 6.The melody that ran through his brain was composed of bad notes...
Protein is determined by the carbon, hydrogen, oxygen and ammonia elements of large molecules made up of. 翻译结果5复制译文编辑译文朗读译文返回顶部 The second kind is the fat.The fat is compared to the carbohydrate “the concentration” food energy, but but, it only takes storing to be able...
The children have already learnt from chemistry that water ___ up of hydrogen and oxygen. A、made B. is made C、makes D、make 点击查看答案 第9题 Air is composed of ___ gas including hydrogen, oxygen and carbon dioxide.A.variedB.vari Air is composed of ___ gas including hydrogen, ...