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A country is likely to benefit from higher rates of GDP growth. This is because access to a greater market size means greater export potential for countries like Malawi to exploit their comparative advantage...

A carbonyl is either a ketone or an aldehyde. In order to see whether the carbonyl group is present (C double bond O), 2,4-dinitrophenylhydrazine must be used. If an orange/yellow precipate is formed, then a...

I think it’s best I work through an example with you as these problems can vary quite a lot, but the general methods used are the same. Example: Use the substitution u=x 2 +5 to find: The integral of (x 3 /s...

Here you will deal with all problems of the same type in a very similar way. Intuition first tells us that we can’t really find the limit, as both the top (4x 2 +5), and the bottom (x 2 -6) parts of the frac...

Firstly, we need to consider what the term Homeostasis means: Homeostasis is defined as the maintenance of a stable internal environment. -The internal environment referred here in multi-cellular organisms l...