Search over 10,000 free study notes

Covalent molecules such as oxygen and ozone absorb different ranges of UV light mainly due to differences in the types of bonds that make up their structure. It is therefore useful to first consider the Lewi...

Priestly explores the theme of social responsibility through the actions of the characters in the play. Through Sheila, the Inspector, and Mr and Mrs Birling, Priestly suggests that everyone has a collective...

A stationary point is a point where the gradient of a curve is 0. The derivative of a curve gives us a function for the gradient at every point on the curve. So we have that dy(x)/dx=0 if and only if the cur...

This question test knowledge of the geometry of equilateral triangles and the students ability to solve linear equations. First we note that an equilateral triangle has equal sides. Then we can write that x+...

"Electronegativity is the power of an atom to attract the electron density in a covalent bond to itself " In order to understand electronegativity we must understand that electrons orbit the nucleu...