S(2-) 一个硫离子带有2 化学的问题(chemical change or physical change)做实验的时候,三个不确定的化学品,其中1个化学品加了水,没有变温度,那时不是就不是chemical change? 只能说不一定。
基于16个网页-相关网页
科学化的问题解决 scientific problem-solving
化学中的问题解决 Problem Solving In Chemistry
生命过程中的化学问题 Chemistry Problems in Life Processes
讲师谈到了许多有关化学的问题。
例如,最近关于大脑化学的问题:由于努力和知识的增长,人们开始理解!
For example, the recent issues of brain chemistry: this understanding has come about due to effort and the growth of knowledge!
在理解嗅觉的生物学和化学性质方面已经有了重大进展,但许多基本问题仍有待回答。
Significant advances have been made in the understanding of the biological and chemical nature of olfaction, but many fundamental questions have yet to be answered.
So, today we're going to introduce the chemistry topics, which we will cover in 5.111, and give you general information, practical information about the course number of points you need, when the exams are, that kind of thing, policies, and introduce you to the teaching staff.
今天,我们将向你们介绍这门课会涉及的化学问题,并告诉你们一些基本信息和实用信息,像你需要的课程分数,考试时间,课程政策,以及授课教师。
So, again, all together, this is the basis for modern chemistry, and examples I just gave you, are some of the things that modern chemists are working on -- some of the issues that our country faces and our world faces, and how chemistry is involved in that.
所以说,所有的这些就是现代化学最基本的基础,我刚给你们介绍的例子,都是现代化学正在研究的东西,一些我们国家和全世界面临的问题,以及它们和化学的关系。
During the section times I'll be available if you feel like you want to read Chapters 2 and 4 and then come and ask questions, sort of a tutorial on these topics of chemistry and biochemistry, then I'll be available to talk about that during that time.
在小组讨论的时间里,你们可以来找我,如果你们学习完第二章和第四章之后,想问一些关于,化学和生化方面的问题,可以来找我,我会在那个时候给你们进行讲解
应用推荐