Edexcel A Level Chemistry:复习笔记1.1.2 Isotopes
Atomic Structure Calculations An atom is neutral and has no overall charge Ions on the other hand are formed when atoms either gain or lose electrons, causing them to become charged The numb...
Atomic Structure Calculations An atom is neutral and has no overall charge Ions on the other hand are formed when atoms either gain or lose electrons, causing them to become charged The numb...
Structure of the Atom All matter is composed of atoms, which are the smallest parts of an element that can take place in chemical reactions Atoms are mostly made up of empty space around a v...
Square Roots of a Complex Number - Advanced Previously we looked at how to find the square roots of a complex number in Cartesian form (a+bi). We can also find square roots using polar and ...
关注英国留学的家长们都知道,英国中学的课程,无论是GCSE还是A-Level,都是选课制。A-level课程学三门够吗? 拿离大学更近的A-Level来说,A-Level课程共有70多门科目供学生选择,但最终用来申请大学的只有学生选...
Geometry of Complex Multiplication & Division You now know how conjugation, addition and subtraction affect the geometry of complex numbers on an Argand diagram. Now we can look at the e...
Exponential Form of Complex Numbers You now know how to do lots of operations with complex numbers: add, subtract, multiply, divide, raise to a power and even square root. The last operation...
A-Level作为国内三大主流国际课程之一,在每年八月份出分。近年来,越来越多中国学生选择A-level国际课程,现在,我们一起来看看A-level学生留学申请时间规划,如何为大学申请做好准备。 注:各地大学和不同专业...
爱德思考试局和牛津AQA考试局正式公布了2022年夏季A-Level成绩。连同前段时间已经公布成绩的CIE考试局,本季度参与报名的全部学生目前都已经可以在官网进行相关成绩查询。 无论考试结果如何,大家都应该振作精神...
A-level/GCSE考试成绩事关小伙伴们的大学升学,对于小伙伴们的未来发展起着至关重要的作用。每年A-level放榜后,各科的A*率也是大家十分关注的一个问题。尤其是今年是特殊的一年,今年的成绩整体低于2021年,但高...
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