Top answers

How do mass spectrometers measure the mass of a compound?

Mass spectrometry is a method of identifying the molecular mass of compounds by measuring its mass to charge ratio. Methods vary depending on the molecules being analysed, their phase, the wanted sample inse...
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Answered by Eduardo S. • Chemistry tutor
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How do I get a good grade on Geography at A2?

The key to succesfully passing geography at A2 is no longer the requirement to regurgitate information but the awareness of pressing topics and events occurring in the present. Extra wider reading around top...
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Answered by Maryam A. • Geography tutor
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How do I write a good personal statement without the repeated use of 'I' in each sentence?

The key to a unique personal statement is indeed to erase repeated common phrases and instead rearrange sentences and the word order whilst also only including key information relevant to the course you wish...
MA
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How do i memorize all the essays that could come up on the exam?

The method of memorization has to be done via you figuring out a way to commit information to your memory, whether that be via writing them out repeatedly, condensing the essay into main points which you can...
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Answered by Maryam A. • Psychology tutor
6402 Views

A table has diameter 130cm. What is the area, as a multiple of Pi

Since the diameter is 130cm, the radius is half of this, so it is 65cm Area is Pi radius 2 . This means the area is Pi (65cm) 2 This means the area is Pi*4225cm 2
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Answered by Jesse P. • Maths tutor
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