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Post your chemistry half yearlies here! (2 Viewers)

MuffinMan

Juno 15/4/08 :)
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Post your chemistry half yearlies (HSC course)
I've found so many trials in the boredofstudies site but not many half yearlies
I have my half yearlies this tuesday so when i get em back i'll post em up

good luck in your half yearlies ppls!
 
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I haven't got mine back yet :D It was quiet simple but I recommend you people go figure out the ins and outs of yeast fermentation of glucose
 

Will Hunting

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Yeast fermentation... Haven't touched that for awhile. It's the treatment of glucose with zymase enzymes at a specific temperature to extract ethanol and produce CO2, isn't it? There might've been a couple of issues associated with it, too. I'd better get into is this arvo
 

MuffinMan

Juno 15/4/08 :)
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meh i'll post mine once i get em back
mind u i havent done the test yet thats on wed
good luck with your half yearlies ppls :) :D
 
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dont forget its in a sealed environment, and the container (flask) the fermentation is done in, has a tube going out to a beaker with lime water, it is a test too see is CO2 exists, because the CO2 produced causes lime water to go to a milky colour, the ideal temp is 37 degree's afaik
 

MuffinMan

Juno 15/4/08 :)
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is this for practicals?
:( damn physics half yearly thread is dead
doesnt anyone do phys
wrong forum to be asking this in :p

but anyways is fermentation a practical u r referring to Casmira?
 

dimzi

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I have mine on Wednesday, and it starts at fucking 8:30!!!!!!

Thank christ daylight savings has ended though!
 

Danni07

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I'll hopefully be getting my half-yearly back either today or tomorrow *fingers crossed* when I get it, I'll retype all the questions for everyone, and someone can tech me how to make it a pdf file, ok?
 

MuffinMan

Juno 15/4/08 :)
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no worries do u have acrobat pro?? u cant do it with acrobat reader

*sigh* i got my chem half yearlies tomorrow.
 

ishq

brown?
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I got mine back today!
So..how do i make a PDF?
Or do i just type up the Q's in word?
 

Robbo_m8

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Does anyone have any half yearlys? Could they post them on, or tell me where i could get it - got Half yearly tommorrow, and would be good to have a bit of practice
 

Will Hunting

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Casmira said:
dont forget its in a sealed environment, and the container (flask) the fermentation is done in, has a tube going out to a beaker with lime water, it is a test too see is CO2 exists, because the CO2 produced causes lime water to go to a milky colour, the ideal temp is 37 degree's afaik
Cheers man.
 

MuffinMan

Juno 15/4/08 :)
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:( stuffed up the easiest question today
forgot the double bond in ethene :(
why does this have to happen 2 me :(
there goes one mark
hope i can redeem myself in physics...
 
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i think i got my ass whooped in chemistry, considering so far hte highest mark is 78% :(
 

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