2023年AP物理2课程报名开启!中国大陆考区报名即将截止
2023年AP物理2课程报名开启!不要错过这次的机会!AP物理2是一门以代数为基础的大学物理入门课程。学生通过探究性的研究来培养他们对物理的理解,研究主题包括:流体、热力学、电力、场和势、电路、磁性和电磁感...
2023年AP物理2课程报名开启!不要错过这次的机会!AP物理2是一门以代数为基础的大学物理入门课程。学生通过探究性的研究来培养他们对物理的理解,研究主题包括:流体、热力学、电力、场和势、电路、磁性和电磁感...
2022年AS和A-level的夏季大考成绩已经出分将近大半个月了,众多的A-level学子都用自己辛勤的付出交付了满意的答卷。 那么对于AS年级的学生而言,一份满意的成绩就意味着接下来申请大学有了有力的保障。对于A2年级...
Kp Expressions We have seen previously that equilibrium reactions can be quantified by reference to an equilibrium expression and equilibrium constant The equilibrium expression links the eq...
Core Practical 7: Analysis of Inorganic and Organic Unknowns Test Tube Reactions Simple test tube reactions can be done to identify the following ions: Ammonium ions (NH4+) Halide ions (X-) ...
Core Practical 6: Chlorination of 2-Methylpropan-2-ol Synthesis of a haloalkane from an alcohol Measure 8 cm3 of 2-methylpropan-2-ol in a measuring cylinder Pour the 2-methylpropan-2-ol into...
Core Practical 5: Oxidation of Ethanol Oxidation of ethanol Primary alcohols can be oxidised to form aldehydes which can undergo further oxidation to form carboxylic acids When ethanol is ox...
Core Practical 4: Investigating Halogenoalkane Hydrolysis Halogenoalkanes can be hydrolysed with an aqueous solution of sodium hydroxide (NaOH) or potassium hydroxide (KOH) This reaction is ...
Core Practical 8: Determining Enthalpy Change of Reaction Measuring enthalpy changes Calorimetry is a technique used to measure changes in enthalpy of chemical reactions A calorimeter can be...
Core Practical 3: Hydrochloric Acid Concentration Performing the Titration The key piece of equipment used in the titration is the burette Burettes are usually marked to a precision of 0.10 ...
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