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Why does iodine have a higher boiling point than chlorine?

Iodine and chlorine are both in group 7 of the periodic table, iodine is further down than chlorine. When travelling down the periodic table the size of the atom increases due to the amount of electrons that...
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Answered by Abigail C. • Chemistry tutor
3843 Views

How do I address sources?

Sources are often things that students find hard, however there is a trick to it. There are certain questions you have to ask yourself about the source. These are: Content, context, provenance, purpose, tone...
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Answered by Gabriella D. • History tutor
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Understanding Shakespeare is difficult, how do I get around the complex language in order to analyse the text?

At first it can be overwhelming to look at Shakespeare, I personally believe the best way to understand Shakespeare is to see it performed. This is not saying that all you need to do is watch a Shakespearean...
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Answered by Gabriella D. • English tutor
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How is the theme of collective responsibility conveyed in 'An Inspector Calls'?

The theme of collective responsibility is key to understanding the whole text of An Inspector Calls. In order to tackle this question you must address the symbolism and roles played by Eva Smith, the Inspect...
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Answered by Gabriella D. • English tutor
9189 Views

Explain why the concentration of glucagon in the blood rises before eating a meal.

Insulin and Glucagon are the two major hormones in the control of blood glucose, and although they have similar effects, they act in different conditions. When you eat a meal, Insulin is responsible for movi...
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