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Explain one determinant of consumption:

Interest rates are one major determinant of household consumption. The level at which interest rates are set will affect consumer decisions on borrowing and saving, and therefore consumption. If interest rat...
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Answered by Samuel S. • Economics tutor
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Expand the following : (2x+3)(x-1)

We multiply the 2x in the first bracket by everything in the second bracket to give: 2x 2 -2xWe then multiply the 3 in the first bracket by everything in the second bracket to give: 3x-3Putting 2x 2 -2x and ...
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Answered by Samuel S. • Maths tutor
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Describe and explain how the typical mammalian eye provides a detailed colour image of close-up objects in high light intensities.

I would firstly begin with looking at the key words in the question such as "describe" and "explain": whilst trying to focus on those words during the entirety of the answer. This questio...
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Answered by Lucy G. • Biology tutor
5514 Views

In a titration, 45.0 cm^(3) of 0.100 mol dm^(-3) sodium hydroxide solution is exactly neutralised by 40.0 cm^(3) of a dilute hydrochloric acid solution. Calculate the concentration of the hydrochloric acid solution in mol dm^(-3).

First of all, summarise everything that you know in a table or in brief notes:NaOH, 45 cm^(3), 0.1 mol dm^(-3)HCl, 40 cm^(3)The first thing that you need to do is to find the number of moles of NaOH. This is...
LJ
Answered by Lauren J. • Chemistry tutor
6058 Views

Explain the differences between neuronal and hormonal communication and give an example of each.

Neuronal signals are often transmitted over a relatively short distance and over a short period of time. Due to pathways of neurons these signals can be incredibly specific, coming from one stimulus and bein...
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Answered by Peter D. • Biology tutor
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