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Describe the Kekule and delocalised model of benzene and explain some of the reasons why the kekule is disproved

Kekule Model - 6 membered carbon ringComposed of carbon atoms joined together by alternating single and double bonds Delocalised Model - A planr cyclic hydrocarbon composed of 6 carbon atoms and 6 hydrogen a...
MS
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What is the differnce between genotype and phenotype, and how are they linked?

The genotype is all of the genes in an organism. If, for example, you're interested in eye colour, the genotype for eye colour is the sequence of DNA that says 'eyes will be blue' or 'eyes will be brown'. Th...
GA
Answered by Gabrielle A. • French tutor
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How to find the exact formula of the function if the graph of it is given?

To begin with, answering this question requires basic knowledge of simple Mathematical function and ability to solve simultaneous equations. One thing you need to be able to do is recognising what kind of fu...
JZ
Answered by Jokubas Z. • Maths tutor
3166 Views

How should I structure a primary source analysis?

The structure for a primary source analysis will always follow the same pattern, so if you learn this, it will make your answers more coherent and save you time in an exam. Let me explain this structure to y...
KF
Answered by Katie F. • History tutor
21375 Views

Example of product rule - if y=e^(3x-x^3), what are the coordinates of stationary points and what are their nature?

Given this is a maths problem a whiteboard will be heavily relied upon, but I'll do my best to get the appropriate notation here.Starting with y=e 3x-x^3 , we have to get to the stationary points and find wh...
DD
Answered by Dylan D. • Maths tutor
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