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Describe the process of distillation

Distillation is the process of boiling and condensing a mixture of liquids in a closed system, allowing the products to escape. This can separate products because the one with the lower boiling point will es...
JA
Answered by John A. • Chemistry tutor
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Describe how information passes across a synapse

A synapse consists of a presynaptic and a postsynaptic neuron. Information passes across when an electrical signal reaches the end of the presynaptic neuron, causing the release of molecules called neurotran...
JA
Answered by John A. • Biology tutor
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Describe the uses of 'ut'.

'ut' is used with the subjunctive to show purpose in a purpose clause, for example: "puer arborem ascendit ut milites videret", "the boy climbed the tree to see the soldiers"'ut' is used ...
EL
Answered by Esther L. • Latin tutor
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Explain why the forum was a vital place for Pompeii (30 marks)

The forum was a vital place in Pompeii for many reasons – it was vital for the city as a whole, and for the lives of the many people living there. The forum was the hub of the city in terms of economical, co...
DD
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Simplify the fraction 54x^(6)y^(13)/6x^(3)y^(9).

We can treat the numbers (coefficients) 54/6 as one separate fraction to be multiplied by what we get when we've simplified the x's and y's. So first we do 54/6 to get 9, which we'll multiply the rest of the...
LK
Answered by Leo K. • Maths tutor
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