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How do you form a Born-Haber cycle?

A Born-Haber cycle shows how one mole of an ionic lattice is formed from its elements in their standard states and their standard conditions. You start with the elements in their standard states, and at each...
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Answered by Gabby R. • Chemistry tutor
3043 Views

What is the best strategy for answering 'Verbal Reasoning' questions?

The important thing to remember is that this section is extremely time limited - you should not try and read all of the given sample paragraph. Instead, read the question first and then scan the sample parag...
AA
Answered by Adil A. • UCAT tutor
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Make y the subject of the formula p=((x+y)/5)^(1/2)

To "make y the subject" basically means to get an expression in the form y= a function of the other variables (in this question, x and p). This will involve adding, subtracting, multiplying and div...
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Answered by Tom W. • Maths tutor
10211 Views

Distinguish between liberal and realist international relations theory

Firstly, liberals take an optimistic view of human nature in relation to the state. It is a school of thought which advocates peaceful co-operation and 'soft' forms of power rather than military resources (N...
EV
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How do you use factor theorem to show an algebraic term is a factor of a polynomial?

For example show that x + 3 is a factor of p(x) = x 3 - 5x 2 - 8x + 48 We need to show that when x = -3, p(x) = 0. If this is the case then x + 3 is a factor of p(x) putting x = -3 into the polynomial we obt...
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Answered by Elliot T. • Maths tutor
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