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Ive been looking for ages and have some stuff but Im going on what other people have said with the "catchemnt area" stuff. I have the general blurb about the tests available but hav not found PRECISELY which ones the Syd. catchment area (warragamba dam) uses. or purification methods for syd...

Just to check with all of you: usually from left to right equations. : Acid + Base <=> Conjugate Base + Conjugate Acid In that order? Does it matter which state its in - will that change the order? cos I came across a question with answers which does this: H2CO3(aq) + H2O(l) <=> HCO3- (aq) +...