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I wouldn't stress too much about this as you really need to do a few practical experiments in class before you can write about them/understand what are the important things to know. You'll usually do an experiment to help prove a particular theory you have covered in class, like the reactivity...

First, you need to know that the precipitate formed is silver chloride, AgCl. This is because chips contain salt, otherwise known as sodium chloride (NaCl). This NaCl dissolves and the Na+ ions and Cl- ions are left floating around in solution. By adding silver nitrate, now we have two more...

Good luck 2012ers! My only piece of advice would be don't leave study to the last minute!! Having tutored chem + bio + english students for the past 4 years, those that are successful are very organised/keep good class notes. Organisation can easily beat out talent and brains on occasion so...

I studied physics and chem then picked bio up for the first time during first year uni with no trouble. If you're going to take only two then I would strongly suggest choosing physics and chem as the concepts are slightly harder to grasp for some then bio - giving yourself an extra year to get...