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Always begin your conclusion by providing a judgement on the question. This should be a simple statement which summarises your argument. You should then give a reason for your answer, and explain why you dis...

The more polarising ion is the one that can distort the electron cloud of the other ion in the ionic bond more. The top of group two are the most ionising, since these have a small electron cloud and a big +...

1.)x 2 + y 2 = 10 2.)x + 2y = 5. Rearrange 2nd equation: x = 5 - 2y. Substitute back into 1st equation: (5 - 2y) 2 + y 2 = 10. Multiply out brackets: 4y 2 - 20y + 25 + y 2 = 10. Rearrange equation: 5y 2 - 20...

This answer specifically applies to OCR A-level History, with reference to the Britain 1900-51 as examples, but can also be used in conjunction with AQA and Edexcel. Provenance of a source is an essential as...

In normal sentences, within a main clause, the verb always comes second, no matter what comes first. In a subordinate clause, it comes at the end. When the verb form includes an auxiliary verb, the auxiliary...