However, where to find such kind of water? The water in the riverbehind my house is always black andit has a bad smell." Most of the students agreed with him.“I'm sorry, children," said the teacher. “Our water is getting dirtier and dirtier. Thisis a problem."词汇积累chemistry /...
"What is water like?" the teacher asked her students in the chemistry class. To the teacher's surprise, no one answered her this simple question.After a few seconds, the teacher asked again, "Why don't you answer my question? Don't you remember I have told you in the class what wat...
chemistry teacher asked if students: Water is composed of what? 翻译结果5复制译文编辑译文朗读译文返回顶部 Chemistry teacher asks schoolmates: Is the water is composed by what? 相关内容 a本文利用烘箱和电加热套两种热加载方式对PBX炸药进行了热损伤实验,并通过超声波测试获取声速等特征参数对炸药损伤程度进...
To determine the chemical potential of pure water at normal temperature and pressure, we can follow these steps:1. Understanding Chemical Potential: - Chemical potential is a measure of the potential energy of a substance i
从The students were having their chemistry class同学们在上化学课，可知答案选C。小题2:细节理解题。从Miss Li was telling the children what water was like李老师正在告诉孩子们水是什么样子的，可知答案选A。小题3:细节理解题。从The water in the river behind my house is always black and...
The chemistry teacher asked the pupils what water was of.A.consistedB.compoundedC.composedD.conceived 答案 C句意:化学老师问学生们水是由什么组成的。be composed of 意为“由……构成”;而 consist 常用作 consist of,意为“由……构成”,一般不用于被动语态;compound 意为“复合的”;conceive 意为“设...
The students were having theirclass.A. EnglishB. ChineseC.chemistryD. maths)2. Miss Li was telling the children whatwaslike.A. waterB. airC. earthD. weather)3. A boy said,“The water in the river behind my houseis always9A. whiteB. blackC. cleanD. clear( )4. Most of the ...
Chemistry is the study of matter and how it changes. Matter is everything that has mass and takes up space, like the air we breathe, the water we drink, and the objects we use every day. Chemistry helps us understand what things are made of and how they interact with each other. For...
What is chemistry in simple words? Chemistry is the study of the substances that make up our world (matter and energy). This includes everything from the shape of the water molecules that we drink to the manufacturing of chemical fertilizers that help us grow food.What...
If you have 100ml of water, what will the mass of the water be? What is density of water in g ml? What is the mass of a 53.0 mL volume of liquid, which has a density of 2.12 g/mL? What is the mass of 25 cm3 of pure water?