Search results

I thought the question below was really nice and neat. A student titrated 0.14 M barium hydroxide solution with 22.35mLs of 0.08M nitric acid. (a) Write a balanced chemical equation for this reaction. 1 mark (b) Calculate the volume of barium hydroxide required in this titration. 2 marks (c)...

The whole point and importance of adding acid to drinks is to give them a tangy taste. If no acid is present then one would be consuming coloured water with sugar. CO2(g) + H2O(l) (equilibrium sign) H2CO3(aq) (equilibrium sign) H(+) + HCO3(-) + heat These drinks are better consumed cold as it...

Aren't the initial concentrations of the products supposed to be 0?

Illuminati

Yeap haha :p i just found the answers to the paper i am doing. Dislike doing papers without solutions, drives me insane! Isn't it 0? This question is confusing, worded weirdly.

Working hard on english = atar boost.

http://www.unsw.edu.au/future-students/domestic-undergraduate/your-application/bonus-points Scroll down. However, you have to send in an application. I'm not sure on how many points they give you though.

How long is it supposed to be? It's half an essay essentially...

Answer for this? Curious to know...

Yeah a 7 marker could say what's the benefits of biopol, yet in the marking criteria they want to know what type of polymer it is, how it's made, etc etc

Yes, after the HSC. Not compromising marks hahahah New Question: Do you believe Fritz Haber's discovery was evil or beneficial? Discuss.

After all this math, you haven't realised sin is short for sine. SMH

So they are both great books. Thanks enigma :DD

That's how most sample answers are written. Excel does it, my teacher taught me as well.

thank you :D

There's a question guyssssss

Stop derailing New question Explain, using a relevant equation, why ammonium chloride is an acidic salt.

do you have solutions to the paper?

it's an acidic salt

Weak acid? Do you mean acidic salt or?