The important of acid-base reaction: 1. is a simple, fundamental reaction. 2. enable you to see the mechanism of the reaction 3. illustrate the process of bond breaking and bond making 4. examine important ideas about the relationship between the structure of molecules and their reactivity

18.1 Introduction The carboxyl group, -COOH, -CO2H, is one of the most widely occurring functional groups in chemistry and biochemistry. Not only are carboxylic acids themselves important, but the carboxyl group is the parent group of a large family of related compounds

1. Recognizing the life of scientists. 2. Recognizing the value and nature of science. 3. Recognizing the characters displayed during the scientific activity: love of the beauty of nature, the faith of your creativity and the hope to be recognized

Part I: Chemistry and Genetics Part II: Maintenance of the Genome Part III: Expression of the Genome Part IV: Regulation Part V: Methods

Part I: Chemistry and Genetics Part II: Maintenance of the Genome Part III: Expression of the Genome Part IV: Regulation Part V: Methods

Introduction Chapter 1 The properties of gases Chapter 2 The first law of thermodynamics Chapter 3 The second law of thermodynamics Chapter 4 The thermodynamics of mixtures Chapter 5 Chemical equilibrium Chapter 6 Phase equilibrium 第一章 气体 第二章 热力学第一定律 第三章 热力学第二定律 第四章 多组分系统热力学 Chapter 5 Chemical equilibrium Chapter 6 Phase equilibrium

北京大学：《分析化学 Analytical Chemistry》课程教学资源（PPT课件讲稿）小测验（络合计算）

北京大学：《分析化学 Analytical Chemistry》课程教学资源（PPT课件讲稿）第三章 部分思考题和习题

8.3 吸光光度法的灵敏度与准确度 8.4 显色反应与分析条件的选择 8.5 吸光光度法的应用

第六章 沉淀滴定法 第七章 重量分析法