Author Topic: CHEM AND BIO HELP AND TIPS HERE  (Read 351136 times)

Offline WARRIOR

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Re: CHEM AND BIO HELP AND TIPS HERE
« Reply #2730 on: June 06, 2010, 10:15:11 am »
Anyone can help me with Chemistry Oct/Nov 2009 P3, Q 5b, c (i) and (ii).
I'm really getting confused, and I'd appreciate an explanation on the whole hydride thing.
if u could pictuer the question and post it here it would be nice ! ill asnwer immediately
NO secrets to SUCCESS , it is the result of 1.HARD WORK 2.GOOD PREPARATION 3.LEARNING FROM FAILURE
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Offline The Golden Girl =D

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Re: CHEM AND BIO HELP AND TIPS HERE
« Reply #2731 on: June 06, 2010, 10:15:27 am »
From which years are you guys solving from past papers =X ?

i solved jun o2 till nov 07 ...i feel like that's way enough ...so hope u put a realistic range and do it ;)
Verily, in the remembrance of Allah do hearts find rest(13:28)

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Offline WARRIOR

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Re: CHEM AND BIO HELP AND TIPS HERE
« Reply #2732 on: June 06, 2010, 10:16:03 am »
are we required to know the molecular structures of fats, glycerol, fatty acids , soap compounds? how about the symbol formula (molecular)?
well i know them but they arent in my book :/ so im not sure
NO secrets to SUCCESS , it is the result of 1.HARD WORK 2.GOOD PREPARATION 3.LEARNING FROM FAILURE
But it ain't how hard you hit; it's about how hard you can get hit, and keep moving forward-Balboa

Offline MasterMath

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Re: CHEM AND BIO HELP AND TIPS HERE
« Reply #2733 on: June 06, 2010, 10:17:11 am »
i solved jun o2 till nov 07 ...i feel like that's way enough ...so hope u put a realistic range and do it ;)
im doing from 2006-->2009 and more if i have time ... some people do from 1990 =.=" XD

Offline The Golden Girl =D

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Re: CHEM AND BIO HELP AND TIPS HERE
« Reply #2734 on: June 06, 2010, 10:18:22 am »
im doing from 2006-->2009 and more if i have time ... some people do from 1990 =.=" XD

these r ppl who have been workin on it since forever mate lol
Verily, in the remembrance of Allah do hearts find rest(13:28)

Please, Don't forget to Include GG in your Prayers =D

Offline MasterMath

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Re: CHEM AND BIO HELP AND TIPS HERE
« Reply #2735 on: June 06, 2010, 10:20:17 am »
these r ppl who have been workin on it since forever mate lol
yeah , and they rarely repeat any questions.. and on our year .. the format changed.. that makes it awesome (Y) .. like math last year for me :@

elemis

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Re: CHEM AND BIO HELP AND TIPS HERE
« Reply #2736 on: June 06, 2010, 10:21:13 am »
these r ppl who have been workin on it since forever mate lol


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Offline Lariemeeva

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Re: CHEM AND BIO HELP AND TIPS HERE
« Reply #2737 on: June 06, 2010, 10:21:23 am »
https://studentforums.biz/index.php/topic,54.msg253414.html#msg253414
Here's the link posted by VIN. Sorry my net is really slow right now, I can hardly upload anything.

Here's my question.

Quote
Anyone can help me with Chemistry Oct/Nov 2009 P3, Q 5b, c (i) and (ii).
I'm really getting confused, and I'd appreciate an explanation on the whole hydride thing.

Offline MasterMath

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Re: CHEM AND BIO HELP AND TIPS HERE
« Reply #2738 on: June 06, 2010, 10:21:50 am »


LIKE ME !!!!!!!!!!!!!!!!

lmao which years did you solve O_O ?

Offline The Golden Girl =D

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Re: CHEM AND BIO HELP AND TIPS HERE
« Reply #2739 on: June 06, 2010, 10:23:05 am »


LIKE ME !!!!!!!!!!!!!!!!



y r u pissed off   ??? lol  ::)
Verily, in the remembrance of Allah do hearts find rest(13:28)

Please, Don't forget to Include GG in your Prayers =D

Offline Girlie45

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Re: CHEM AND BIO HELP AND TIPS HERE
« Reply #2740 on: June 06, 2010, 10:24:08 am »
can anyone tell me what we're supposed to know about fuel cells and batteries  ???
Thanx in advance  ;D 

Offline WARRIOR

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Re: CHEM AND BIO HELP AND TIPS HERE
« Reply #2741 on: June 06, 2010, 10:24:58 am »
https://studentforums.biz/index.php/topic,54.msg253414.html#msg253414
Here's the link posted by VIN. Sorry my net is really slow right now, I can hardly upload anything.

Here's my question.

i see

HINT : COMPARABLE TO ALKANES !!! FORMULA OF ALKANES IS  = CnH2N + 2 RIGHT?

and it says 4???

and it says hydride???

so just draw BUTANE and repace the 4 carbons by 4 Germanium atoms !


2. like combustion of alkanes , CO2 + H20, THIS TIME GEO2 + H20
NO secrets to SUCCESS , it is the result of 1.HARD WORK 2.GOOD PREPARATION 3.LEARNING FROM FAILURE
But it ain't how hard you hit; it's about how hard you can get hit, and keep moving forward-Balboa

elemis

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Re: CHEM AND BIO HELP AND TIPS HERE
« Reply #2742 on: June 06, 2010, 10:25:09 am »

y r u pissed off   ??? lol  ::)

No, no. :D Why would I be angry ?

Just saying, I have done all P3's from 1990 to 2009. AND I FEEL GOOOOOOOOD ! :P

Offline The Golden Girl =D

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Re: CHEM AND BIO HELP AND TIPS HERE
« Reply #2743 on: June 06, 2010, 10:26:50 am »
No, no. :D Why would I be angry ?

Just saying, I have done all P3's from 1990 to 2009. AND I FEEL GOOOOOOOOD ! :P

lol ....

i kno that  it feels  great  ;) lol  :P
Verily, in the remembrance of Allah do hearts find rest(13:28)

Please, Don't forget to Include GG in your Prayers =D

Offline WARRIOR

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Re: CHEM AND BIO HELP AND TIPS HERE
« Reply #2744 on: June 06, 2010, 10:28:02 am »
No, no. :D Why would I be angry ?

Just saying, I have done all P3's from 1990 to 2009. AND I FEEL GOOOOOOOOD ! :P
wow man respect !:P
NO secrets to SUCCESS , it is the result of 1.HARD WORK 2.GOOD PREPARATION 3.LEARNING FROM FAILURE
But it ain't how hard you hit; it's about how hard you can get hit, and keep moving forward-Balboa