Author Topic: IGCSE CHEMISTRY DOUBTS HERE !!!!  (Read 24305 times)

Offline Most UniQue™

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Re: IGCSE CHEMISTRY DOUBTS HERE !!!!
« Reply #60 on: May 24, 2011, 07:43:47 pm »

Offline Aadeez || Zafar

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Re: IGCSE CHEMISTRY DOUBTS HERE !!!!
« Reply #61 on: May 24, 2011, 07:47:07 pm »
http://www.freeexampapers.com/get_past_papers.php?l=Past_Papers%2FIGCSE%2FChemistry%2FCIE%2F2010+Jun%2F0620_s10_qp_62.pdf

Q4g

plz help as soon as possible got exam tomorrow plzzz Thanks!!!
this is daaam easy

this is the PAPER which i gave in my IG

just think a bit and then cross check ur ans with ms



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Offline Most UniQue™

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Re: IGCSE CHEMISTRY DOUBTS HERE !!!!
« Reply #62 on: May 24, 2011, 07:50:12 pm »
this is daaam easy

this is the PAPER which i gave in my IG

just think a bit and then cross check ur ans with ms

Can u xplain instead of bluffing :P :P

The answer isnt in the ms idk y!

plz cn u help with this!

Offline Aadeez || Zafar

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Re: IGCSE CHEMISTRY DOUBTS HERE !!!!
« Reply #63 on: May 24, 2011, 08:03:19 pm »
ques

A) 0---- 23
   10 ---- 25
    20 --- 27
    30 ---

i think u r smart enough to do ques a , b and c part


for d)
temp at 6cm3 for the exp1 graph

e)i)cn be answere easly if u work out ,by looking at graph or the tabel

ii)the acid would be mre concentrated or would be a stronger acidd
i think i wrote both in my exam

f)so that no traces of acid c would involve in result of experiment 2
to get fair and accurate result

g)25,  wont decrease much as the exothermic acid-base reaction is completed, it would remain at 25 because any increase or decrease in temp due to exp would finally reacha t room temp (25 avg) as it looses or gains heat form the atmosphere


HOPE U UNDERTAND THE ANSWERE

any furhter doubts infrm me



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Offline Most UniQue™

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Re: IGCSE CHEMISTRY DOUBTS HERE !!!!
« Reply #64 on: May 24, 2011, 08:20:43 pm »
Like u continue the curve until there is no mote reaction?

Offline Aadeez || Zafar

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Re: IGCSE CHEMISTRY DOUBTS HERE !!!!
« Reply #65 on: May 24, 2011, 08:21:34 pm »
Like u continue the curve until there is no mote reaction?
yaaaa
a rough figure in estimating around 25C would work



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Offline Most UniQue™

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Re: IGCSE CHEMISTRY DOUBTS HERE !!!!
« Reply #66 on: May 24, 2011, 08:31:09 pm »
yaaaa
a rough figure in estimating around 25C would work

Ok Tnxxxxxxxx a lottt

Offline Aadeez || Zafar

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Re: IGCSE CHEMISTRY DOUBTS HERE !!!!
« Reply #67 on: May 24, 2011, 08:36:07 pm »
Ok Tnxxxxxxxx a lottt
but rmember that there would be no increase in temp



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Offline emzie

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Re: IGCSE CHEMISTRY DOUBTS HERE !!!!
« Reply #68 on: May 30, 2011, 04:48:05 pm »
Hey everyone,,

Can someone help plz to get answers to paper 1 for years before 2000?!

Thanks in advance  ;)

Offline Most UniQue™

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Re: IGCSE CHEMISTRY DOUBTS HERE !!!!
« Reply #69 on: May 31, 2011, 12:13:39 pm »
Hey everyone,,

Can someone help plz to get answers to paper 1 for years before 2000?!

Thanks in advance  ;)

here you go dude:

http://www.freeexampapers.com/get_past_papers.php?l=Past_Papers%2FIGCSE%2FChemistry%2FCIE%2F1993-2003%2Fchemistry1993-2000answers.pdf

and the answers of the p1 will start frm page 184 onwards
« Last Edit: May 31, 2011, 12:19:16 pm by Most UniQue™ »

Offline emzie

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Re: IGCSE CHEMISTRY DOUBTS HERE !!!!
« Reply #70 on: June 01, 2011, 05:00:38 pm »
here you go dude:

http://www.freeexampapers.com/get_past_papers.php?l=Past_Papers%2FIGCSE%2FChemistry%2FCIE%2F1993-2003%2Fchemistry1993-2000answers.pdf

and the answers of the p1 will start frm page 184 onwards

I'm such an idoit  :o
i have this file n used it for paper 6, but i didnt finish to the end n couldnt find paper 1 at the beginning so i taught its not available
but thanx 4 the help  :) 

Offline Most UniQue™

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Re: IGCSE CHEMISTRY DOUBTS HERE !!!!
« Reply #71 on: June 02, 2011, 09:26:52 pm »
I'm such an idoit  :o
i have this file n used it for paper 6, but i didnt finish to the end n couldnt find paper 1 at the beginning so i taught its not available
but thanx 4 the help  :) 
My pleasure!

Np mistake happens!

Offline Most UniQue™

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Re: IGCSE CHEMISTRY DOUBTS HERE !!!!
« Reply #72 on: June 08, 2011, 10:08:12 am »

Offline Most UniQue™

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Re: IGCSE CHEMISTRY DOUBTS HERE !!!!
« Reply #73 on: June 08, 2011, 10:13:24 am »
And 5 a(ii) and 5b

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Re: IGCSE CHEMISTRY DOUBTS HERE !!!!
« Reply #74 on: June 08, 2011, 10:57:23 am »
I hope I helped :)

Attached.

Excuse my drawing skills  :-X
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