chemistry

This may sound a bit silly but how did they just know how to sub in these concentrations of Ag and CrO4. I am so confused. I tried subbing in another point.. didnt work

Here is the question: and here is my working

Can someone please send their working for this please? I dont get it

I HATE CHEM

Does anyone have good past papers for the first mod test in y12? I'm almost finished with the mod 5 and after doing my textbook's chapter reviews & module review I'm not sure what else I have access to as my usual past paper sources don't have much for mod 5.

deciding what to drop before hsc

Hi everyone, I'm going into yr 12 next term, and I have no idea whether to drop chemistry or biology. I'm on 14 units atm, and I want to drop to 12 units. My other subjects are ext 2 math, adv english, legal and ancient history. I need to get at least a 97 atar for my degree, and I go to a top...

Hiii everyone. I recently got my prelim result back for chemistry and it wasn't what I expected. I got a 83% which wasn't bad but in term 1 and 2 I got 98% and 88% and I was ranked 1st and 6th out of 130ish people in my school taking chem. I was expecting 90+ and was really dissappointed with...

I’m not failing but I reckon I’m cutting it pretty close. And all the Zhang kids are getting band 6s so is it gonna be too hard? Also, I am in year 11 rn ans I’m gonna be in year 12 next term but they’ve already started the term for year 12 so… I already have a private chem tutor right now but I...

are all of the compounds insoluble/ precipitates?

I understand that at Ksp we have a saturated solution which is where you have the maximum amount of solute that can dissolve in a given solvent but multiple people are saying different things. Some people are saying there is no precipitate and some people are saying there is a precipitate. I am...

Just wanna know if we need to fully understand the lewis theory, like knowing how the electron pair transfer and that sort works. Because when I was learning this a few months ago I recall my teacher saying that we don't need to know how lewis theory works.... we just need to know the...

Hey guys, So I am planning on getting a chemistry tutor for Year 11, 2024, as I'm currently in Year 10 and want one that starts a bit early in like term 3 to 4. I was wondering if anyone has any opinions on tutoring centres that are good. I've been thinking about Peak HSC and Matrix, but open...

Hey everyone, I'm in the process of selecting my subjects for Year 11, as I will be completing the HSC in 2025. Right now I'm thinking: 1. Math Ext 1 2. Math Adv 3. English Adv 3. Chemistry 4. Biology 5. Physics or Legal 6. SOR1 (Compulsory) All the others are pretty much locked in, bio...

Hey everyone, Justin from ACE here again. As we want to make these a mainstay in the calendar, we’re holding another round of our End of Module Wrap Up Seminars this weekend! Like always, we want these these seminars to do as much good as possible, so they are completely free and open to...

Hi :) I’m Joanna and I graduated from Meriden in 2022 with an ATAR of 99.50. Currently, I am studying a Bachelor of Psychology (Honours)/ Law at UNSW. Offering affordable, 1-on-1 private tutoring for English Advanced and Extension 1. Qualifications for English: Overall rank 1in English...

Hi, I have a practical process task for mod 6 for both chemistry and physics so what are possible things they may ask us to do. Additionally, how would you guys recommend I study for these sort of tasks, and what is the best approach to maximise marks? Also if anyone has any past papers of...