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‘Systems of prediction, preparation and prevention are so well developed, catastrophe is avoidable.’ In the context of volcanic hazards, discuss the extent to which you agree with this view. (40 marks)

As this is a 40-mark question, I will not attempt to provide a full-length sample answer, but instead offer guidance on how to structure this type of question. More detailed case studies and content advice w...
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Answered by Olivia M. • Geography tutor
14839 Views

Calculate the atom economy for making hydrogen when zinc is reacted with HCL?

So, there are two parts to this question. Firstly, you need to decode the words in the question and transform this into an equation. From chemical knowledge, you know: acid + metal --> salt + hydrogen So ...
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Answered by Pooja D. • Chemistry tutor
17754 Views

What is the difference between mitosis and meiosis?

I always remember mitosis as the process that leads to "genetically identical clones" and meiosis being the process that does not lead to clones but is the process that produces a cell with half th...
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Answered by Pooja D. • Biology tutor
4770 Views

How do you write your statement to appeal to the requirements of different universities?

It is difficult to make your personal statement appeal to everyone. However, there can be different threads throughout your statement that subtly tick the box of multiple universities at once. For example, i...
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4095 Views

Find dy/dx when y = x^2(cos(x)).

y = x 2 (cos(x)) therefore we will need to use the product rule, dy/dx = u dv/dx + v du/dx where u = x 2 and v = cos(x) du/dx = 2x and dv/dx = - sin(x), (don't forget the negative symbol when differentiating...
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Answered by Joseff S. • Maths tutor
32943 Views