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Will tutor HSC and Prelim students in Maths (2unit), Chem (inc inductrial chem), Bio (inc Communications), PDHPE and SOR (I recieved band 6's for all these subjects in 2006 HSC). Also will tutor any subject for year 7-10 students in the newcastle/hunter area. I'm currently a first year uni...

A quick few questions i am struggling to answer. 1. Why is detergent more soluble than soap? 2. Why do both soaps and detergents dissolve better in high pH and dissolve less in low pH? 3. Why is the pH of the detergent when dissolved in water higher than the soap? I know this isnt...

Hey, I have a question about assessments, im not sure what i should do. Ok heres the situation. Last year when we started the hsc cource in september, we had an practical assessment task in biology. I came 2nd with 84%, my friend phil came 1st with 85%, and another girl, Jane, came 4th with 82%...

It seems everyone has an assessment on this dotpoint, im fine with ther maths of it all, but i havta work out ways in which i can modify my aparatus to get a more accurate reading. I need to be able to set up this apparatus in the school lab for my assessment task, does anyone have any good...