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Firstly we know that £1 equals 100p.
Then we could write 50p as £0.5 (As 50/100= 5/10= 1/2= 0.5), which is equivalent.
Now we do the fraction, £0.5 over £4, which is 0.5/4, enlarge both of t...
Simple little tricks used often will help cut down your word count.
For example starting a paragraph with "I arranged 2 weeks work experience with my local GP ..." Its lo...
Radians are a unit of measurement. They work in the same way that we use ounces to measure mass or metres to measure length. Radians are however used to measure angles, the more common unit of measuring a...
The causes of the 1914-1918 First World War can be categorised into militaristic factors, alliances, imperialism and nationalism. The competition between nations to develop superior militaries between Bri...
n(HCl) = 0.05 dm^3 x 2 mol dm^-3 = 0.1 mol
Ratio HCl : NaOH = 1 : 1 = 0.1 mol : 0.1 mol
c(NaOH) = 0.1 mol / 0.025 dm^3 = 0.4 mol dm^-3
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