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Universal indicator is useful for giving an estimated value for the pH of a substance This is one of the tougher topics in year 13 chemistry.  In this post David deals with calculating the pH of strong acids and introduces some neat simulations.  Assumed background knowledge This topic is mostly about equilibria so...
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Some molecules exist in two forms - a left handed and right handed form. Year 13 chemistry students will find out that molecules can be "handed". This is the result of property known as chirality.  Chemistry Nobel awarded for mirror-image molecules - BBC News Two scientists have been awarded the 2021 Nobel Prize...
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If you are just about to start out on an A level course - now is the time to start getting your brain back in gear.  In this post, the tutors at Goldhill Education offer a pre-term checklist to help you hit the ground running. Bef...
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Hybrids help by being part electric which makes them more efficient but they still burn hydrocarbons. If you're starting out on  an A level chemistry course take a little time to revise the bits of chemistry below.  You will have performed calculations involving mass changes and you will have studied combustion reactions. In ...
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High powered image of T Cells attacking cancer cells. Eukaryotic cells  In this post Jayne explains the names and functions of the organelles in a eukaryotic cell. As an A level Biology student, you may be asked to explain the relationship between the functions of different organelles in a euk...
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A high power image of bacterial cells. Comparing Eukaryotic and Prokaryotic Cells In this post Jayne explains how to compare and contrast Eukaryotic and Prokaryotic cells. At A Level there is often a question asking you to give the differences between the two types of ...
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