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Firstly, note that cos^2(x)+5sin^2(x)= cos^2(x) +sin^2(x) +4sin^2(x).
By trignoemtric identies, cos^2(x)+sin^2(x)=1 and so we can just integrate 1+4sin^2(x) since this is equal to cos^2(x...
A quick way to remember this is BENDO MEX:
Breaking bonds is ENDOthermic = +ve enthalpy change
Making bonds is EX<...
An easy way to remember the difference between Oxidation and Reduction is OIL RIG:
Oxidation
Is
Loss (of ele...
Carbohydrates
- 17 kJ of energy per gram
- Disaccharides = highly soluble. Polysaccharides = insoluble
- Less metabolic water produced
- S...
When writing an essay where you have to say which is the main cause of the CW, it doesn't really matter which you choose, as long as you can explain clearly and confidently why you think that cause is ...
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