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Elements in the Periodic Table often show periodic trends. Describe and explain the periodic trend in atomic radius and electronegativity from Na to Cl.

Atomic Radius - As you go across the Periodic Table from left to right, the atomic radius decreases. This is because the electrons are added to the same shell and as you move from left to right. At the same ...
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Answered by Lauren M. • Chemistry tutor
3125 Views

Evaluate Durkheim's explanations of crime and deviance

Emile Durkheim of the functionalist perspective argued that deviance is a universal and normative aspect of all societies, adding that a small amount of crime is functional as it reaffirms societal boundarie...
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Answered by Anna T. • Sociology tutor
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What are the three major radiations experienced by heavy unstable nuclei, and how does the penetrating power compare for each?

α - Emission of a Helium nucleus, it has the highest mass and lowest energy of the three types of radiation, it has a +2 overall charge due to its 2 neutron - 2 proton makeup, and can penetrate up to a few s...
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Answered by Ryan L. • Physics tutor
2410 Views

When solving two simultaneous equations, when should you use the method of elimination and when would you use the method of substitution?

I would first always label the two equations as equation 1 equation 2. I would then look to see if you can cancel one of the variables out by adding or subtracting the two equations together. If this is poss...
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Answered by Reece C. • Maths tutor
3841 Views

How are classical rhetorical devices used differently in Brutus' and Antony's speeches in Shakespeare's Julius Caesar?

Brutus uses the schemes of repetition and parallelism to strengthen his message, appealing to the audience's sense of ethos (credibility) and logos (logic) with a notion of his honour and high standing. In c...
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Answered by Kirsten M. • English tutor
1660 Views