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Why is a benzene ring so stable (3 marks)?

The p orbitals on each carbon atom in benzene overlapThere is delocalisation of electrons in the ring (not 3 localised C==C double bonds)This makes benzene more thermodynamically stable than predictedIt ther...
AC
Answered by Aadil C. • Chemistry tutor
3671 Views

How would I go about drawing the graph of f(x) = sin(x)/(e^x) for -π≤x≤2π?

Drawing this graph uses the same techniques as with most other functions. Just from inspection, we can see that as x increases, e^x also increases, and so the amplitude of the function will decrease (and ten...
JZ
Answered by Jonah Z. • Maths tutor
6178 Views

'In the years 1529-1556, Charles V's commitments as Holy Roman Emperor badly weakened Spain' Assess the validity of this view. (25 marks)

Introduction:Start off by briefly introducing the topic. Acknowledge the size of Charles' empire by 1529, covering Castile and Aragon, Italy, Mediterranean islands, parts of North Africa and the Americas, Au...
SH
Answered by Sarah H. • History tutor
3842 Views

‘Henry’s treatment of his sons was a more important cause of the Great Rebellion than his baronial policy.’

The most important thing to consider in answering this question is to ensure you are presenting a clear well structured argument. That means you need a point of view of what CAUSED the great rebellion that i...
EA
Answered by Elspeth A. • History tutor
3524 Views

Give 1 criticism of Harlow's experiment

Harlow's experiment of attachment on rhesus monkeys has been criticised on a number of grounds. For example in terms of ethics and harm to the participants. Following the monkeys used into adulthood, results...
OO
8524 Views