Edexcel IGCSE Chemistry 复习笔记 2.7.2 Acids, Bases & Protons
Edexcel IGCSE Chemistry 复习笔记 2.7.2 Acids, Bases & Protons Acids, Bases & Protons Proton transfer The earlier definition of an acid and a base can be extended In terms of proton t...
Edexcel IGCSE Chemistry 复习笔记 2.7.1 Solubility Rules
Edexcel IGCSE Chemistry 复习笔记 2.7.1 Solubility Rules Solubility Rules Ionic compounds are generally soluble in water compared to covalent substances, but there are exceptions A knowledge ...
Edexcel IGCSE Chemistry 复习笔记 2.6.3 Acid-Alkali Titrations
Edexcel IGCSE Chemistry 复习笔记 2.6.3 Acid-Alkali Titrations Acid-Alkali Titrations Titrations are a method of analysing the concentration of solutions Acid-base titrations are one of the m...
Edexcel IGCSE Chemistry 复习笔记 2.6.2 Acids, Alkalis & Neutralisation
Edexcel IGCSE Chemistry 复习笔记 2.6.2 Acids, Alkalis & Neutralisation Acids & Alkalis When acids are added to water, they form positively charged hydrogen ions (H+) The presence of ...
Edexcel IGCSE Chemistry 复习笔记 2.6.1 Indicators
Edexcel IGCSE Chemistry 复习笔记 2.6.1 Indicators Two Colour Indicators Two colours indicators are used to distinguish between acids and alkalis Many plants contain substances that can act as indic...
Edexcel IGCSE Chemistry 复习笔记 2.5.4 Alloys
Edexcel IGCSE Chemistry 复习笔记 2.5.4 Alloys Alloys Alloys are mixtures of metals, where the metals are mixed together physically but are not chemically combined They can also be made from ...
AQA A Level Psychology复习笔记2.4.3 Cognitive Interview
Cognitive Interview & Enhanced Cognitive Interview What is the cognitive interview? The cognitive interview (CI) is a method of interviewing eyewitnesses about what they can recall from ...
AQA A Level Psychology复习笔记2.4.2 Eye Witness Testimony & Anxiety of the Witness
Eye Witness Testimony & Anxiety of the Witness Being a witness to a crime is likely to create anxiety in the witness. But how does this impact the accuracy of their recall? How does anxi...
AQA A Level Psychology复习笔记2.4.1 Eye Witness Testimony & Leading Questions
Eye Witness Testimony & Leading Questions Eye witness testimony and leading questions It is felt that eye witness testimony (EWT) is important in criminal trials, with over 1/3rd of peo...
