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So the Notice of Assessment Rank Order for 2007 was disclosed today. I did pathways and never did check my ranks from 2006. Does anybody know if they (2006 ranks) are retrievable?

Question 29 (b) (ii) "A student set up a laboratory experiment in which a beaker contained a strip of magnesium, an iron nail, and a solution of iron(II) sulfate and magnesium sulfate. This was left for several days. Describe what would happen in this experiment. Include relevant equations in...

Hi. I've got a bit of a last minute dilemma regarding my University preferences. I was hoping somebody not as thoroughly ignorant of the whole process could advise me. I appreciate any time anybody is willing to give. The dream is to one day become an astronomer. But that's just the dream...

So I've been thinking of just skipping the Cambodia part of the syllabus. Uh, we've only just started it in class and it seems there is no precedent for both questions being Cambodia-based. In fact it looks like half the time there is no Cambodia question. Now, it's not like I'm a slacker, I've...

Conquering Chemistry (2005) states the following; In a salt formed from a weak acid and a strong base, the anion is a weak base and so the salt in aqueous solution has a pH greater than 7. Yet everywhere else a weak acid would form a strong conjugate base. Now, if you think about the statement...

Hi, I was wondering if anybody could locate my error in the following redox equations for the dry cell. I can't figure out why there is supposed to be only one electron in the reduction equation. (I thought one was taken up by the Ammonium ion and another by the Manganese, therefore requiring...