Edexcel IGCSE Chemistry 复习笔记 4.7.1 Esters
Edexcel IGCSE Chemistry 复习笔记 4.7.1 Esters The Esters Making Esters Alcohols and carboxylic acids react to make esters in esterification reactions Esters are compounds with the functional...
IB DP Maths: AA SL复习笔记2.3.2 Composite & Inverse Functions
Composite Functions What is a composite function? How do I find the domain and range of a composite function? Exam Tip Worked Example Inverse Functions What is an inverse function? What are ...
Edexcel IGCSE Chemistry 复习笔记 4.6.2 Reactions of Carboxylic Acids
Edexcel IGCSE Chemistry 复习笔记 4.6.2 Reactions of Carboxylic Acids Reactions of Carboxylic Acids The carboxylic acids behave like other acids They react with metals to form a salt and hydr...
Edexcel IGCSE Chemistry 复习笔记 4.6.1 Carboxylic Acids
Edexcel IGCSE Chemistry 复习笔记 4.6.1 Carboxylic Acids The Carboxylic Acids Carboxylic acids is the name given to compounds containing the functional group carboxyl, -COOH The general formu...
Edexcel IGCSE Chemistry 复习笔记 4.5.3 Manufacture of Ethanol
Edexcel IGCSE Chemistry 复习笔记 4.5.3 Manufacture of Ethanol Industrial Synthesis of Ethanol Ethanol can be synthesised by the hydration of ethene Ethene is a by-product of the cracking of ...
Edexcel IGCSE Chemistry 复习笔记 4.5.2 Oxidation of Ethanol
Edexcel IGCSE Chemistry 复习笔记 4.5.2 Oxidation of Ethanol Oxidation of Ethanol Ethanol can undergo oxidation in three different ways: Combustion Aerobic oxidation Treatment with an oxidisi...
Edexcel IGCSE Chemistry 复习笔记 4.5.1 Alcohols
Edexcel IGCSE Chemistry 复习笔记 4.5.1 Alcohols The Alcohols Alcohols are colourless liquids that dissolve in water to form neutral solutions The first four alcohols are commonly used as fue...
格拉斯哥大学认可的中国大学名单有变动！
在2020/21学年，英国大学32%的非欧盟学生来自中国大陆，远远超过其他非欧盟国家/地区。且中国大陆学生人数连续5年直线上升，涨幅高达50%！ 今年格拉斯哥大学作为更新录取要求的先批学校，果然还是针对上一年认可...
Edexcel IGCSE Chemistry 复习笔记 4.4.2 Bromine & Alkenes
Edexcel IGCSE Chemistry 复习笔记 4.4.2 Bromine & Alkenes Bromine & Alkenes Alkenes are a homologous series of hydrocarbon compounds with at least one double bond between two of the c...
Edexcel IGCSE Chemistry 复习笔记 4.4.1 Alkenes
Edexcel IGCSE Chemistry 复习笔记 4.4.1 Alkenes The Alkenes All alkenes contain a double carbon bond, which is shown as two lines between two of the carbon atoms i.e. C=C All alkenes contain ...
IB DP Maths: AA SL复习笔记2.3.1 Language of Functions
Language of Functions What is a mapping? A mapping transforms one set of values (inputs) into another set of values (outputs) Mappings can be: One-to-one Each input gets mapped to exactly one uniqu...
IB DP Maths: AA SL复习笔记2.2.5 Discriminants
Discriminants What is the discriminant of a quadratic function? How does the discriminant of a quadratic function affect its graph and roots? Forming equations and inequalities using the discrimina...
