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USYD offers a "space engineering" major that requires a 99 atar to get in. I'm just curious (since I'm particularly interested in doing engineering at uni), why is the atar so high when all the other engineering courses at usyd are like 93 atar? Also UNSW offers an aerospace engineering course...

Hello, Im a y11 student starting hsc next term. I go to a school ranked around 150 (give or take 10). My goal is to get a 99+ atar next year. What rankings should i be aiming for my subjects. Ill be doing 4u math, chem, phys, english adv and pdhpe next year.

Thanks Jazz, I was really unsure about it because the answer my teacher posted was the following. n = cV n (Ba(OH)2) = 0.060 x 0.5 = 0.03 mol n(OH)2 = 0.03/2 x 0.015 m = 0.015 x (137 + 2 x (16 + 1.0)) = 0.03 x 171 = 2.6 g I have no idea what she is doing and the last line does not even work...

6) What mass of the indicated substance do you need to weigh out to make the following solutions? a ) Barium hydroxide to make 0.5 L of 0.060 mol L–1 hydroxide ion solution

Hello, If its not a violation of copyright or anything.. it is possible for anyone to send a digital copy of a year 11 Pearson's chem textbook to me? If you happen to have one and are willing to send, can you please dm me and i will send you my email. Thank you