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Describe the structure of proteins

Proteins are polymers (large molecules) of amino acids joined by peptide bonds. They are formed by condensation reactions, meaning water is a by-product of their formation, and there are different levels. Pr...
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Answered by Isla W. • Biology tutor
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Please give the definition of Le Chatilier's principle. Use this to explain what would happen if you increased the temperature of an equilibrium in which the forwards reaction is exothermic.

Le Chatilier's principle states that, if a change is made to a system at equilibrium, the position of equilibrium will shift to oppose that change. If you increase the temperature of a system where the forwa...
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Answered by Sam W. • Chemistry tutor
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make y the subject of this expression p = ((x+y)/5)^1/2

To maintain the equality everything that is done to one side needs to be done also to the other. First, we square both sides to get rid of the power on the right-hand side. What we get is p^2 = (x+y)/5. Now ...
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Answered by Giorgia S. • Maths tutor
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I have been set a project where and how should I begin?

Having a plan with regards to the mark scheme is the first step before committing to any project as you can easily get lost in the creative process and then before you know it, the deadline is in a few days ...
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Answered by Samantha P. • Art tutor
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Integrate 10x(x^1/2 - 2)dx

First, expand the brackets. This will give us 10x^3/2 - 20x. Now to integrate this expression we have to increase the power of each term by one and then divide them by the number which becomes the new power....
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Answered by Giorgia S. • Maths tutor
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