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Most important Chem equation to know: moles = concentration x volumerearrange the equation as you want to find out the concentration: concentration = moles/volume substitute in the given values: concentratio...

The first thing to look at is the title. This is often discounted by students, but especially since the poem might be a relatively short text, it is important to utilise any helpful content. Think about what...

When writing an essay, PEEL is a useful way to make sure you have included all the information you need to achieve top marks. 'P' stands for point. This should tell the reader what your paragraph is about. F...

The difference between an inferior good and a normal good is how they react to a change in the consumers income.If there was a rise in the consumers income, they would demand more for a normal good, as per t...

What helps to factorise quadratic equations is to remember the rule that the number without a coefficient must be multiplied into. Since this is negative above, it means one of the factor terms must be negat...