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Why is chlorine more reactive than bromine?

When they react, both chlorine and bromine need to accept an electron into their outer electron shell to complete the shell and form chloride and bromide ions. There are three factors that affect how easily ...
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Answered by Emily W. • Chemistry tutor
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What is the difference between an artery and a vein?

Arteries and veins both carry blood around the body, and they each have three main layers of tissue (a ring of endothelial tissue at the centre of the blood vessel surrounded by a layer of muscle and elastic...
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Answered by Emily W. • Biology tutor
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How will I help you achieve highly in law?

I studied law for two years at Greenhead college and in my AS year I achieved full marks in one of my modules and had an overall mark which was in the top 10% of law students at this selective college. In th...
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Answered by Zoe H. • Law tutor
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How do I find where the stationary points of a function are?

If you were to draw a graph of the function, a stationary point would be a point on the graph where the gradient is zero, i.e the graph has no vertical slope. For example consider the function f(x) = 2. This...
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Answered by Laasya S. • Maths tutor
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With reference to one major international conflict. Assess and analyse the geographical impacts of the conflict on the areas involved.

The area I am going to look it is the state of Israel, and it's conflict with Palestine. The conflict is complex, with some of the issues stretching back to grudge matches from hundreds of years ago. The geo...
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Answered by Sam S. • Geography tutor
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