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We know from Coulombs law that the force between two point charges is directly proportional to the product of the magnitudes of each charge and inversley proportional to the square of the distance between...

k=3

In the late Victorian to Edwardian period in Britain, cities were growing. The nineteenth century was witness to a huge boom in urban population – in Birmingham for example, it had increased from seventy-...

Price elasticity of demand (PED) is a measure of the responsiveness in demand, following a change in price, of a good (defintion). It is calculated by the formula: % change in quantity demanded/ % change ...

Well the method I use for calculations in thermochemistry is a little different from the textbooks but is far easier to understand. 

I would approach this question by drawing out the chemical equat...