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Firstly a transition element is an element which forms one or more stable ions with incompletely filled d orbitals.Ligands are charged or neutral, ions or molecules, which form coordination bonds with a cent...

The first step to solving this question is inputting our dummy variables, and laying out the question so we know what we're doing. So we end up with:(4x 2 + x - 64)/((x+2)(x-3)(x-4)) = A /(x+2) + B /(x-3) + ...

The perfect tense in Spanish translates as 'to have done something' in English. It is used to express actions that begun in the past and are carried through to the present. For example, 'Todavía no ha traído...

So, the empirical formula means the smallest value, like the lowest common denominator in maths, but instead of fractions we are going to be using chemical formulae. I always find it easiest to set it out li...

The first thing to do when choosing a quote to analyse in an essay in to make sure it is relevant to your argument. Think about the theme in the question you have been set - for example, a question asking yo...