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Why is phenylamine a weaker organic base than ethylamine?

Phenylamine contains a phenyl group attached to the amine. Phenyl groups have a delocalised system of electrons as a result of p orbitals from the 6 adjacent carbon atoms overlapping and "merging" ...
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Answered by Adam W. • Chemistry tutor
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How do you go about differentiating a^x functions?

A key point to remember here is that a^x could mean the base (a) is not “e”-that special number which has a gradient function, dy/dx (the differential), EQUAL to the function itself, y=e^x. When "a&quot...
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Answered by Adam W. • Maths tutor
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In terms of reaction mechanisms, what exactly is the rate-determining step?

The easiest way to visualise this is to imagine a line of four dinner ladies serving you different parts of a school meal e.g. the first peas, the second mash potatoes, the third chicken and the fourth gravy...
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Answered by Adam W. • Chemistry tutor
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To what extent do the structures and functions of DNA and RNA differ?

Firstly, there are chemical differences between the two nucleic acids. DNA has the following structural properties:-double stranded and anti-parallel polymer held together by (relatively) weak hydrogen bonds...
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Answered by Adam W. • Biology tutor
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What is the difference between viral antigenic drift and antigenic shift?

Both antigenic shift and drift are used by viruses to adapt to selection pressures and avoid host immune systems. Antigenic shift is a slow change in the viral genes over time due to replication errors and r...
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Answered by Sophie W. • Biology tutor
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