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In the exam you will be given a fraction with polynomial numerator and denominator, the denominator will either be factored or factorable. Firstly, you need to factorize the denominator. Then to write as ...

Formula of Iron 3 Nitrate is Fe(NO3)3. Moles = mass/Mr.

Already given mass = 2.16g

Want to work out amount in moles.

Need to calculate Mr of Iron 3 nitrate, put into equation with mas...

Apparatus: The wire is secured by a clamp and clamp stand A hanging mass is attached to the end of it, where the mass hung can...

Determinism is the opposite to having free will over your behaviour, so you have no free will/ no control over your behaviour, and your behaviour is therefore caused by other external fac...

The trick to solving this is to use the trig identity sin(a+b) = sin(a)cos(b) + sin(b)cos(a) From the identity above, we can write rewrite Rsin(x+c) as follows: Rsin(x+c)...