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To start off with we need to remove the two denominators (the bottom part of the fractions) on the left hand side of the equation. This can be achieved by multiplying the through the whole equation by ...

React concentrated sulfuric acid with concentrated nitric acid in the below reaction to yield the nitronium ion.

HNO₃  + 2H₂SO₄   --> NO<...

1. Use quotations sparingly. They must make grammatical sense in the sentence. 

2. Make sure to analyse them after using them - otherwise they are worthless.

3. Use them to ...

1. Briefly: why the essay question is interesting and important, and/or acknowledge the key focus of the question. 

2. How you will structure your essay - the main point of each paragraph...

You want to avoid a chronological structure - thematic is best. Here is a suggestion of 3 themes:

1. Pre-existing tensions between the US and USSR before the outbreak of the Cold War. (Id...