Recent content by Commerce Freek

All we can all do is do the best we can with the time we have left... it is soo true that the HSC is not the end of the world... there are heaps of other ways to do the things we want... I have been studying mad for the past few weeks... just cant wait untill english is finished for ever!!!...

Heya guys, In question 23 c of the 2005 HSC it asked 'Compare and contrast the problems faced by young male and female offenders when they come into contact with the criminal justice system.' I have found several ones for both genders including: access, knowledge and societal stereotypes. Can...

thanx you guys, u have been a world of help...

I think I may try and keep it simple. I think I may do it by heating the wine to just below B.p. which will evaporate the ethanol for about an hour (checking regualarly with a hydrometer to determine when the ethanol has stopped evaporating) and then allow it to cool and measure the weight...

no because it is just diluting it it isnt changing the actual pH

Thanks for answering, So by using titrations or other methods?

Hi fellow chemists, I have just been set an open ended investigation into finding the ethanol content in wine. So far i have searched the net with no sucess. Any ideas? Thanx

Mitchy, You add deionised water to the fertiliser because the water will not affect the pH.