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In the introduction to your answer you want to set up the question and tell the examiner what your argument is and what you are going to discuss. This is also where you would state any case studies you plan ...

H 2 SO 4 + NaOH --> Na 2 SO 4 + H 2 OWrite out all the elements involved, and how many times they appear on each side.H 3:2,S 1:1,O 5:5,Na 1:2.Start by making the number of sodiums the same on both sides ...

It can be shown that the equation of any plane can be given by r.n=a.n, where r = xi + yj + zk, n is a direction vector normal to the plane, and a is any point vector on the plane. a can be found easily (thr...

When writing an exam answer, each paragraph should make a point , give evidence, and explain/analyse the evidence in relation to the question. The evidence is crucial in showing that you understand the text,...

Label both equations to make it easy to refer to them in your answerEqn 1: 4x+5y=-3Eqn 2: 6x-2y=5 To solve these equations we need to be able to eliminate either the y terms or the x terms. In order to do th...