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Author Topic: Chemistry P6 18/5/010  (Read 24911 times)

Offline gaurav95

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Re: Chemistry P6 18/5/010
« Reply #75 on: May 17, 2010, 02:45:38 pm »
Can somebody explain me this.............???

Retort stand
Beehive(Cylinder)
Trough
Bung
Dropper Pippette ..then what is pipette

what are they and where are they used
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Offline WARRIOR

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Re: Chemistry P6 18/5/010
« Reply #76 on: May 17, 2010, 02:47:01 pm »
Quote from: DEGO on May 17, 2010, 02:44:16 pm
sry i ment pages typo XD
no sorry dont have the whole apparatus in my books . i got them all from past papers really..do past papers an dmake them wrong then youll learn them :P
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Offline WARRIOR

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Re: Chemistry P6 18/5/010
« Reply #77 on: May 17, 2010, 02:48:26 pm »
Quote from: gaurav95 on May 17, 2010, 02:45:38 pm
Can somebody explain me this.............???

Retort stand
Beehive(Cylinder)
Trough
Bung
Dropper Pippette ..then what is pipette

what are they and where are they used

go to wikipedia and type them !

but  i can help you with pipette

measure very acuurately FIXED VOLUMES OF 25CM3 AND 50 CM3 ...the rest are just normal apparatus you have see their pics of
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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 DEGO

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Re: Chemistry P6 18/5/010
« Reply #78 on: May 17, 2010, 02:52:53 pm »
Quote from: Kimo Jesus on May 17, 2010, 02:48:26 pm
go to wikipedia and type them !

but  i can help you with pipette

measure very acuurately FIXED VOLUMES OF 25CM3 AND 50 CM3 ...the rest are just normal apparatus you have see their pics of
yh u have paper to revise these tools?? i want to remember them and check their spelling(for 2morrow)
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Offline WARRIOR

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Re: Chemistry P6 18/5/010
« Reply #79 on: May 17, 2010, 03:05:57 pm »
Quote from: DEGO on May 17, 2010, 02:52:53 pm
yh u have paper to revise these tools?? i want to remember them and check their spelling(for 2morrow)

no not at all im jsut being accurate

i didnt learn any1 of them .i didnt study them..i jst kno their names from their use at our labs..and it general knowledge really

most important are : beaker , pipete burette, glass rod..tripod...bunsen burner..measuring cylinder..spatula....jst go over the list on this post and ull be fine
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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 gaurav95

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Re: Chemistry P6 18/5/010
« Reply #80 on: May 17, 2010, 03:28:53 pm »
I found others i didnt get bung and trough are u sure checks their sp........
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Offline WARRIOR

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Re: Chemistry P6 18/5/010
« Reply #81 on: May 17, 2010, 03:41:12 pm »
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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

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Re: Chemistry P6 18/5/010
« Reply #82 on: May 17, 2010, 05:31:10 pm »
bung is similar to a cork , actually both of them are stoppers for bottles/flasks etc

trough is a long, narrow, generally shallow open container for holding water
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Offline guMnam

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Re: Chemistry P6 18/5/010
« Reply #83 on: May 17, 2010, 07:38:14 pm »
Quote from: gumnam on May 17, 2010, 09:54:48 am
yea thts pungent too i was just going to add tht:P
sry ammonia is not pungent nitrogen di oxide is pungent NO2
ammonia has a chowking smell
sry for the wrong ans
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Offline red_911

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Re: Chemistry P6 18/5/010
« Reply #84 on: May 17, 2010, 07:56:21 pm »
hey can anyone explain to me what is hydrogen peroxide ?? :-\ :-\ ???
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Offline WARRIOR

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Re: Chemistry P6 18/5/010
« Reply #85 on: May 17, 2010, 07:57:37 pm »
its a liquite

h2o2


it decomposes to give  o2

we use it to check catalyst experiments

which catalyst produced more o2 in same time etc...
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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 wx.e

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Re: Chemistry P6 18/5/010
« Reply #86 on: May 17, 2010, 07:59:47 pm »
oct/nov 2004 p6 question 7 !!!!
please can anyone help me ???

 ???
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Offline red_911

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Re: Chemistry P6 18/5/010
« Reply #87 on: May 17, 2010, 08:01:26 pm »
Quote from: Kimo Jesus on May 17, 2010, 07:57:37 pm
its a liquite

h2o2


it decomposes to give  o2

we use it to check catalyst experiments

which catalyst produced more o2 in same time etc...
sanquee kimo  :)
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Offline bulono

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Re: Chemistry P6 18/5/010
« Reply #88 on: May 17, 2010, 08:03:30 pm »
in O\N 2004 q 6 use the chromatography experiment
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Offline wx.e

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Re: Chemistry P6 18/5/010
« Reply #89 on: May 17, 2010, 08:09:04 pm »
^^^

yes i know but how can i do it ?
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