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Sarcastic. -.- No ones going to sit here writing detailed responses

Ozone is harmful to humans because it is an irritant that causes respiratory problems and chest pains. May also cause fatigue.

hahaha :P wheres enigma I really want to do the 4u paper, but then i also don't want to do it. -.-

no difference lel jks Ozone and oxygen are allotropes. (however the f*** you spell it). - Ozone and oxygen differ in melting and boiling points with ozone being higher due to the presence of more intermolecular forces. - Ozone is soluble in water as it is polar, and thus like dissolves like...

so hard

Memorise

You can just draw the Bunsen. It's not wrong, just a tad unsafe.

Re: HSC 2014 4U Marathon - Advanced Level I wonder as well!

lel fail, Ruse 4u cohorts are around 90.

Pretty much how i would do the question. With questions like these you differentiate and show it's an increasing function or something (i think) However what i do is differentiate and then use the conditions they give to show blah blah

~81

33 percentile is nowhere near the minimum cut offs.

The pracs are simple. Most take like 2 seconds. You have to elaborate on what i've written below, but in simple terms. Water Hardness - chuck soap flakes in soft water and hard water. Soft water = froth, Hard water = small powder (scum aka calcium stearate) at bottom of test tube. Titration...

Nah last year they asked ozone 5+ marks I think

Drop your worst subject

yes u r

For the long response, i reckon probably something to do with ethylene or a biopolymer. Hopefully the test is straightforward.

no i will get e4 using MIF stop lying Maths is life. oooooo you sound pissed :p

~72

70