You can always tell a mixture, because each of the substances can be separated from the group in different physical ways. You can always get the sand out of the water by filtering the water away. ... Sometimes mixtures separate on their own. How do you separate a mixture examples? Some ...
组成 三、 句式分析 We(主语) can separate(谓语) the mixture(宾语) into the pure chemical compounds(介词短语) of which it is composed(定语从句) 对定语从句: of which it is composed分析如下: of which(介宾结构, which指代的是the pure chemical compounds) it(主语: 指代the mixture) is(系动词)...
We can separate the mixture into the pure chemical compounds___it is composed. A.in whichB.of thatC.of whichD.from which相关知识点: 试题来源: 解析 C 本题为语法结构题。在定语从句中,关系代词前面的介词既受到所修饰的名词影响又受到关系从句中的动词影响。本句中的定语从句中含有一个固定词组,即b...
We can separate the mixture into the pure chemical compounds___it is composed. A. in which B. of that C. of which D. from which 相关知识点: 试题来源: 解析 C解析:Be composed of固定搭配,表示“由……组成”。本题考核由“介词+关系代词”引导的定语从句,只能用which,不能用that,所以选C。
百度试题 结果1 题目 2 Which method can be used to separate a mixture of salt and water to obtain both parts of the mixture?B A crystallisation B distillation C evaporation D filtration 相关知识点: 试题来源: 解析 B 反馈 收藏
We can separate the mixture into the pure chemicals( )it is made up. A.that B.of which C.in which D.from which 答案 B 词组be made up of,因为是从句,所以of提到which前面. 相关推荐 1 We can separate the mixture into the pure chemicals( )it is made up. A.that B.of which C.in...
24. A mixture of materials P and Q is poured into a machine that can separate materials based on their magnetic properties.mixture of materials P and Q machine roller M roller N material P material Q Based on the diagram above, which of the following conclusions are true?(4) A R Only ...
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1 Chromatography can be used to separate the substances in a mixture.(a)Diagram 1 shows the apparatus used to separate the different dyes in a food colouring.solvent front baseline chromomatogograph paper solvent food colouring Diagram 1The box lists some terms used in chromatography.baseline chro...
52 Identify a laboratory process that can be used to separate a liquid mixture of methanol and water, based on the differences in their boiling points. [1] 相关知识点: 试题来源: 解析 Allow 1 credit.Acceptable responses include,but are not limited to:distillationdistilling ...