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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 pl...

H₂SO₄ + NaOH --> Na₂SO₄ + H₂OWrite 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 ma...

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 (...

When writing an exam answer, each paragraph should make a point, give evidence, and explain/analyse the evidence in relation to the question. The evidenc...

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