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What are the products of the hydrolysis of phenacetin by a base? Phenacetin was once used in analgesic tablets, but it is no longer used because it has severe side effects.

The functional group on the right side of the benzene ring is an ether , which does not react with base. The functional group on the left is an amide. Hydrolysis of an amide breaks the bond between the nitro...
ME
Answered by Mona E. • Chemistry tutor
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How would the examiner mark my exam? Do i have to write everything about murder to get full marks?

It depends on if it is a scenario question or an essay question. With scenario questions you mainly have to apply areas of murder that have relevance to the scenario question. For example if there is nothing...
TR
Answered by Tishalina R. • Law tutor
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P has coordinates (3,4), Q has coordinate (a,b), a line perpendicular to PQ has equation 3x+2y=7. Find an expression for b in terms of a

Rearrange the equation of the line perpendicular to PQ to give y = -(3/2)x + 7/2. Gradient of this line = -3/2Using the knowledge that the gradients of a line perpendicular to another line is related by a fa...
JL
Answered by Jack L. • Maths tutor
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When a vaccine is given to a person, it leads to the production of antibodies against a disease-causing organism. Describe how. (5 marks)

With these 5 and 6 mark questions, one of the main skills required is being able to describe the process in sufficient detail, without wasting time with unnecessary information. For example in this question,...
TR
Answered by Thomas R. • Biology tutor
18571 Views

'Commonly, texts about husbands and wives present a violent story.' In respect to this, examine how Shakespeare portrays the dynamic between Othello and Desdemona in a given extract and elsewhere in the play.

The violence of marriage is seen through Othello’s conflicted mindset as he clearly still holds affection for Desdemona. He prolongs finally murdering her by interrogation as to whether she has prayed, and a...
SM
Answered by Scarlett M. • English tutor
2685 Views