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Tackle differentiation questions in two parts: First put it into the simplest for possible for differenciation, then perform the differenciation. 

So for this equation you should first expand the t...

1. Identify the limiting reagent: you have been told sodium hydroxide is in excess, so you know sulfuric acid is the limiting reagent

2. Calculate the moles of the limiting reagent: ...

A fossil fuel is a substance like coal, oil, or natural gas formed from decayed plant or animal remains which can be burned to produce energy and power. Crude oil is separated by fractional distillation -...

Firstly, the issues in the problem question should be identified and highlighted. It helps to seperate the issues into claims, for example X v X.

Secondly, each aspect of a negligence claim should ...

Make sure that you read the poem at least three times to grasp the overall content and key themes present. By reading the poem this number of times you will improve your confidence with it and pick up on ...