如何英美联申？英美录取偏好及时间规划分析
美国、英国常年以来都是留学的大热国家，纠结去哪个国家也一直是同学们的选择难题。随着英国相关政策不断开放，为留学生提供了更为便捷、优越的机会，英国大学的申请呈现了火爆状态；同时美国顶尖院校的吸引力依...
AP校考生和非校考生报名有什么不同？报名有什么限制和注意事项？
AP考试报名是分考区的，接下来会按照美国&加拿大考区、AP中国大陆考区来给大家分别说明。 美国&加拿大考区 AP校考生 学校老师会负责将考生加入AP classroom中，并且学校的coordinator也会帮考生去预定考...
UCAS最新留学生报告公布！最受留学生欢迎的英国高校和专业是什么？
据彭博社报道，英国高等院校招生办公室（UCAS）和College Board发布报告《下一步是什么？什么影响了留学生的选择？》，对116个国家和地区的1200多名计划出国留学的学生进行了调查。 这份报告聚焦申请英国的留学生...
AQA A Level Chemistry复习笔记5.6.5 Buffers
Acid & Basic Buffers A buffer solution is a solution which resists changes in pH when small amounts of acids or alkalis are added A buffer solution is used to keep the pH almost constant...
AQA A Level Chemistry复习笔记5.6.4 pH Curves
pH Curves During a titration a pH meter can be used and a pH curve plotted A pH curve is a graph showing how the pH of a solution changes as the acid (or base) is added The result is charact...
AQA A Level Chemistry复习笔记5.6.3 Titrations
Titrations Volumetric analysis is a process that uses the volume and concentration of one chemical reactant (a standard solution) to determine the concentration of another unknown solution T...
CollegeBoard发布SAT机考样题，正式回应黄牛考位问题
今天，CollegeBoard正式放出了SAT机考样题，并采取直播方式对机考模式进行讲解，同时，首次正面回应了黄牛考位问题。 在今年1月份，CB宣布SAT进入机考时代，国际考场在2023年春季率先使用机考，自此，SAT机考正式...
AQA A Level Chemistry复习笔记5.6.2 pKₐ
pKₐ The range of values of Ka is very large and for weak acids, the values themselves are very small numbers Table of Ka values For this reason it is easier to work with another term ...
AQA A Level Chemistry复习笔记5.5.3 The Ionic Product of Water
The Ionic Product of Water In all aqueous solutions, an equilibrium exists in water where a few water molecules dissociate into protons and hydroxide ions We can derive an equilibrium consta...
