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IB CHEMISTRY: INTERNAL ASSESSMENT & EXTENDED ESSAY I

IB CHEMISTRY: INTERNAL ASSESSMENT & EXTENDED ESSAY I

THE RESEARCH QUESTION The Project Brief / Proposal The first document that each student needs to submit to his school teacher for approval is the project brief or proposal. In... Read More
Doing Well In Chemistry Needs Problem Solving Skills

Doing Well In Chemistry Needs Problem Solving Skills

Best chemistry tuition in Singapore as recommended by ex students Chemistry bridging courses are required to continue the academic career and sometimes it gets harder for students to get high marks in such courses.... Read More
Is Chemistry Tuition Necessary In Singapore? Why?

Is Chemistry Tuition Necessary In Singapore? Why?

Singapore has one of the best education systems in the world and the primary reason is Ministry of Education. This governing body designs the syllabus for schools and ensures students... Read More
Chemistry of Aqueous Solutions – Acids and Bases Part II

Chemistry of Aqueous Solutions – Acids and Bases Part II

Buffers: what exactly are they? We are taught, in A Level Chemistry, that a buffer solution minimizes pH change when small amounts of acids and bases are added. We are... Read More
Reaction Kinetics Part 5: Half Life – The Application

Reaction Kinetics Part 5: Half Life – The Application

Most A Level H2 Chemistry students have no problem determining the half life of reactants in a reaction. A good proportion, however, might have issues with half lives of products.  Let’s... Read More
Reaction Kinetics Part 4: Half Life – The Theory

Reaction Kinetics Part 4: Half Life – The Theory

The concept of half life is commonly used in A Levels H2 Chemistry syllabus.Many of us know that the half life of 1st order reaction is constant, but why is it constant?... Read More
Stoichiometry IV : A levels H2 Chemistry 2008 Paper 1 Q2: Lord Rayleigh and his “Atmospheric Nitrogen”.

Stoichiometry IV : A levels H2 Chemistry 2008 Paper 1 Q2: Lord Rayleigh and his “Atmospheric Nitrogen”.

Recall from the calculation of relative atomic mass of chlorine : For a mixture of of 35Cl and 37Cl  isotopes in an abundance ratio of 3:1, RAM of Cl =  (3(35)+1(35))/(3+1)  =... Read More
Reaction Kinetics Part 3: Pseudo Order Reactions

Reaction Kinetics Part 3: Pseudo Order Reactions

Click here to view Reaction Kinetics Part I: The Truth behind Rate Equations II In the determination of reaction orders and rate constant, one of the common used technique is... Read More
Energetics and Thermodynamics Part II: How to Handle Unusual Questions?

Energetics and Thermodynamics Part II: How to Handle Unusual Questions?

Most of the question came out in the preliminary examinations or the A levels H2 Chemistry examinations usually involve standard definitions that most students are familiar with… such as enthalpy... Read More