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The answer is optical isomerism. Optical isomerism exists when a carbon has 4 different groups attached to it. In Butan-2-ol, the second carbon has a hydroxy group, ethyl group, a methyl group and a hydro...

When starting to consider a character or theme a good starting point is to write down your first impressions you had of this person when consider the text as a whole. We may wish to readjust these when we...

Firstly expand the brackets to make (y+3)(y+3)Next I find it easy to remember that you don't times anything together that's in the same bracket when expanding. So - y x y = y^2y x 3 = 3y3 x y = 3y3 x 3 = ...

Firstly, blood glucose in the hepatic portal vein increases after a meal and this is due to the hepatic portal vein transporting blood from the gut to the Liver. Therefore, blood glucose will increase as ...

The four elements are star products, cash cows, problem children and dogs. Star products have a high market share in a fast growing market, cash cows have a high market share in a slowly growing market, p...