Law, Investment Banking, Top IT firms are all examples of places I've heard massive lifestyle creep kicks in and people are ridiculed and looked down upon for not blowing their ridiculous paychecks on luxuries.
Where in the commerce industry can I get a job that pays really well without being almost expected to squander my fortune on expensive cars, clothes, suits and watches etc.
You dont understand that being top 5 at a school ranked 390 isnt a guaranteed band 6. My school is low 300s and in 5 years of HSC we've only had 3-4 band 6s in english ever
You will struggle greatly in Chem if you dont understand the prelim work. The calculations (moles etc) and rules learnt in prelim chem are as fundamental to chemistry hsc as algebra is to Mathematics.