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The most important thing to remember when expanding brackets is to make sure that all terms in the one brackets have been multiplied with all the terms in the other.In this case we have two terms in each ...

Use the equationNumber of moles = Mass / Relative Atomic Mass. Look at what I draw on the whiteboard. It is a formula triangle. This will help you when you have different parts of the equation to get to t...

It might seem like a big question but split a plan into THREE blocks which can make it easier. Once you feel more confident, you can see how these blocks link and overlap to build an answer to the QUESTIO...

Harper Lee's 'To Kill A Mockingbird' is set in the Alabama town of Maycomb in 1936, 40 years after the Supreme Court's notorious declaration of white and black races being 'separate but equal'. The 'sepa...

Both transcription and translation are involved in protein synthesis, transferring the information stored as DNA to amino acids. Transcription is the first process of the two, it is the formation of mRNA ...