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What happens to ice when energy is supplied at a constant rate in terms of the changes in energy of the molecules?

If we start with water at 263K (ice) then the molecules are positioned in a regular lattice structure held in place by hydrogen bonds. The molecules have some vibrational energy but not much translational en...
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Answered by Stuart D. • Physics tutor
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What is mass spectrometry and how does it work?

In Chemistry we need to know the structures of the molecules we make and work with. We use spectroscopy to work out the shapes of these molecules. Mass spectrometry is one type of spectroscopy and weighs the...
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Answered by Jessica C. • Chemistry tutor
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Discuss the effects of an introduction of a minimum wage on the labour market.

Firstly, you should define a minimum wage as a price ceiling set above the equilibrium wage level (where demand equals supply). It can be introduced into markets where wages are too low, as a government inte...
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Answered by Kiana S. • Economics tutor
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How should I approach a comparison between two texts?

If you are being asked to choose the texts you are comparing, you should do so on the basis of their similarities. For example, in the question: ‘Compare the significance of isolation in two texts you have s...
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How do you integrate ln(x)

To integrate this function integration by parts is used where u = lnx and v = 1. The process of integration by parts is then carried out with the final answer being xlnx -x +c. The formula for integration by...
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Answered by Alice R. • Maths tutor
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