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Explain whether the boiling point of 1-bromopentane will be higher, lower or the same as that of 2-bromo-2-methylbutane. (3)

1-bromopentane has a higher boiling point than 2-bromo-2-methylbutane Both isomers have vanderwaahls forces and dipole dipole forces 1-bromopentane is a primary isomer whereas 2-bromo-2-methylbutane is a ter...
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Answered by Abigail T. • Chemistry tutor
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How do I answer a 25 mark answer?

Example Question: In an exam you should have 50 minutes for this type of question ‘To what extent were the claims of the early Stuarts to rule by Divine Right the most important reason for the breakdown of C...
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Answered by Rachel I. • History tutor
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How do you cope with the workload?

It is crucial to prioritise homework and assessments. You should aim to complete much of this during your free time in college/sixth form in order to focus on revision and exam techniques at home. Homework m...
Answered by • History tutor
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How do changes to the coefficient of x affect the graph y = f(x) as opposed to changes to the coefficient of f(x)?

If you change the coefficient of x, it will stretch or squash the graph in the x direction by the reciprocal of the factor that the coefficient is changed by. If you change the coefficient of f(x), then the ...
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Answered by Jesper B. • Maths tutor
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Outline and explain two factors that affect the achievement of middle-class pupils in education (10 marks)

One factor is that middle-class parents have more disposable income to spend on educational books and toys from a young age, meaning they can develop cognitive patterns more suited to educational success. Fe...
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Answered by Martha G. • Sociology tutor
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