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What is activation energy?

Activation energy is the amount of energy that the reactants need in order to react and become the products. For example, when burning natural gas (also called methane, or CH 4 ), you need a spark to light i...
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Answered by Oliver N. • Chemistry tutor
8310 Views

What is the function of the variety of narrative perspectives in Mary Shelley's 'Frankenstein'?

The variety of narrative perspectives in 'Frankenstein' are used by Shelley to relativise the interpretation of any particular narrator, and so to provoke the reader to think harder about the characters and ...
JM
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What is the role of Alfieri in Arthur Miller's 'A View from the Bridge'?

Alfieri is the narrator, and the form of this narration is modelled on the chorus in a Greek tragedy. In Greek tragedy, the chorus was a group of performers who commented on the thoughts and actions of the p...
JM
10763 Views

Why is it difficult for a baby to get enough oxygen to their tissues when there is a hole between the left and right ventricles?

It is important to remember the function of each of the ventricles. Remeber that the left ventricle pumps oxygenated blood around the body, and the right ventricle pumps deoxygenated blood to the lungs. If t...
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Answered by Rachel A. • Biology tutor
3115 Views

Starting with this extract, how does Bronte present Jane as a strong female character?

Throughout this extract, Bronte uses a series of techniques to present Jane as a strong female character, including a list of rhetorical questions, strong verb choices and exclamations. Bronte also presents ...
AR
13387 Views