Search over 10,000 free study notes

All uncertainties show you is the range your answer will fall in. First off, when you do the experiment, any analogue scales will have an uncertainty of half their lowest unit and digital scales will be t...

Firms practice price discrimination when firms sell the same product at different prices. Price discrimination involves charging higher prices to less price sensitive consumer and lower prices to more pri...

The aims of Mussolini's foreign policy can be aptly summed up in his own words: to make Italy 'great, respected and feared'. He consistently tried to secure this reputation for Italy, but his methods chan...

Sigma bonds form as a result of end on overlap of orbitals (pp, ss or sp) along the axis between two atoms' nuclei. Pi bonds form because of parallel overlap between p orbitals. A sigma bond forms a singl...

This question is quite chemical, and it's important to draw a diagram when answering it during the exam for both yourself and the marker to show a complete understanding of what is going on. Water is made...