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At what temperature would 0.05 moles of nitrogen gas occupy 1000cm^3 at 50kPa?

Ideal gas equation: pV=nRT Rearrange to get T: T=pV/nR Convert pressure to Pa: 50 x 1000 = 50,000 Convert volume to m^3: 1000 / (100)^3 = 0.001 Insert to find temperature: T = (50,000 x 0.001) / (0.05 x 8...

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Answered by Amy H. Chemistry tutor
1922 Views

What are admissions officers looking for in a personal statement?

By and large they are looking for evidence to make them feel confident that you will be a successful and happy student on the course you are choosing to study. Think of your personal statement as being a ...

MB
2239 Views

How do I write a top scoring essay?

There are 5 key criteria in the marking scheme for you to pay attention to but the first and most important step is to get into the literature. You need to demonstrate thorough reading and genuine interes...

MB
2277 Views

Find the turning point of the line y = -2x^2 +5x -9

The first step in finding any turning point is to differentiate. To do this, we muiltiply x by its power and drop the power by 1. so in this senario we multiply the -2x by 2 giving us -4x and the power be...

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Answered by Felix B. Maths tutor
3933 Views

What is the difference between "ser" and "estar"

This is a very common question, so don't worry about it at all. So both verbs mean "to be", however we use them under different circumstances. As a general rule, "ser" is used for conc...

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Answered by Sam D. Spanish tutor
5381 Views

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