Recent content by anigaloyan

Hi all , please help me with advise, I am currently in year 11, and I have already started 4 unit course. I like maths, I am doing pretty good. But the problem is the teacher, who has never taught Extension 2 , even extension 1, and he doesn't explain good, he relies on us to understand the...

One of these substances is expected to be Ammonium Chloride Ammonium Nitrate Calcium Chloride Lithium Chloride

Please help me with this question... The mass of unknown substance is 4 grams The mass of water is 100 grams C is constant and equals 4 J/(K g) The temperature changes from 17 degrees to 20 degrees So how to work our the enthalpy of an unknown substance, and by comparing with accepted value...

Thanks a lot! This was heaps helpful!!!:)

· perform an investigation involving calculations of the density of water as a liquid and a solid using: density=mass/volume · perform a first-hand investigation, using micro-techniques, to compare the solubility of appropriate salts in solution through precipitation reactions · perform a...

Hi everyone!!! I am working on my syllabuses , and there are many experiments on 'Water' topic, that we havent demonstrated AT ALL!!! I am really worried, as there is no time left:bomb: So could u please give me some links, websites, ideas , or write ur methods and results of mandatory pracs...

Thanks a lot for the link!!!:):):)

Please give me ideas what related texts can I choose for the topic "Belonging"!!! Thanks a lot:wave:

hi I am interested in Dot Point preliminary Physics, I need it asap, so could u please sell it for $10. Thanks

1st in maths:) 1st in maths extension 1 1st in physics:haha: 1st in chemistry 3rd in biology:spzz: 2nd in english standard:mad1: