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An aldehyde CH3CH2CH2CHO reacts with potassium cyanide (KCN) to form a racemic mixture of two stereoisomers of CH3CH2CH2CH(OH)CN. A)Explain why a racemic mixture is formed and b)describe how you would distinguish between 2 samples of the stereoisomers

A) The aldehyde contains a planar carbon group which can be attacked from both sides. Each side has equal probability of being attacked resulting in a racemic compound containing equal amounts of each stereo...
IW
Answered by Isobel W. • Chemistry tutor
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How to compare and contrast the authors of one text with another when writing an essay.

This is a standard A Level essay question which is asked across multiple exam boards with an ultimate theme that the student must write about. It is also a good question to work through with students as it e...
OD
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How is the pastoral presented in Blake's 'Songs of Innocence and Experience'?

Blake's use of the pastoral can be interpreted in a variety of different ways. Used as a landscape to condemn the current industrialisation of the countryside at the time, Blake holds up a mirror to both man...
FH
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What is the difference between transcription and translation?

Transcription - involves making mRNA from DNA. It happens inside the nucleus Translation - using the mRNA as a set of instructions to make a polypeptide. Happens at the ribosome. More in depth transcription....
LM
Answered by Lauren M. • Biology tutor
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Which verb should be used to translate “to know”?

In Spanish both saber and conocer can be translated into English as “to know”. However, there are differences between how each verb is used. Conocer is used to express acquaintance or familiarity with people...
CA
Answered by Charlie A. • Spanish tutor
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