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Author Topic: chemistry paper 3 ...... heeeelp  (Read 2248 times)

Offline ahlymeteb

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chemistry paper 3 ...... heeeelp
« on: November 11, 2009, 12:12:51 pm »
hiiii everyone

i am taking chemistry bio eng busin this oct/nov session (all are extended)

i've finished all except chem paper 3 and 1

so anyone did any of these subjects

or doing chemistry??

share your ideas here please

I always have confusion in the chemical calculations... 
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Offline @d!_†oX!©

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Re: chemistry paper 3 ...... heeeelp
« Reply #1 on: November 11, 2009, 12:15:36 pm »
what confusion do u exactly have??as in what topics??i may help...even i am doing same
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Offline ~~~~shreyapril~~~~

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Re: chemistry paper 3 ...... heeeelp
« Reply #2 on: November 11, 2009, 12:34:52 pm »
uka chod isemin mada kar!!

Write an ionic equation for the precipitation of the insoluble salt, silver(I) chloride.
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Offline @d!_†oX!©

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Re: chemistry paper 3 ...... heeeelp
« Reply #3 on: November 11, 2009, 12:36:19 pm »
Cl- + e- ---> Cl


u got it shrey??its only ionic to sirf yeh hi hogi
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Offline ~~~~shreyapril~~~~

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Re: chemistry paper 3 ...... heeeelp
« Reply #4 on: November 11, 2009, 12:37:38 pm »
just this much???  ??? ???

why not silver and others??

i guess something fishy?!!
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Offline @d!_†oX!©

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Re: chemistry paper 3 ...... heeeelp
« Reply #5 on: November 11, 2009, 12:38:32 pm »
abbey they are asking for ionic naa....
otherwise tell me the whole question...then i'll tell u if it's correct or not
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Offline nits94

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Re: chemistry paper 3 ...... heeeelp
« Reply #6 on: November 11, 2009, 12:39:29 pm »
adi its silver chloride.. so wont it be AgCl2= Ag2+ + Cl-???
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Offline Ghost Of Highbury

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Re: chemistry paper 3 ...... heeeelp
« Reply #7 on: November 11, 2009, 12:40:05 pm »
yes i too think it shud be Ag+ + Cl- ionic eqn.
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Offline ~~~~shreyapril~~~~

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Re: chemistry paper 3 ...... heeeelp
« Reply #8 on: November 11, 2009, 12:40:56 pm »
here it is!!

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Offline @d!_†oX!©

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Re: chemistry paper 3 ...... heeeelp
« Reply #9 on: November 11, 2009, 12:41:40 pm »
yaar but h says its the precipitation reaction...so chlorine is getting precipitated cuz it is forming by the equation that i gave
Cl- + e- ---> Cl
isn't it???
dude get us the question...then it'll be simpler
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Offline ~~~~shreyapril~~~~

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Re: chemistry paper 3 ...... heeeelp
« Reply #10 on: November 11, 2009, 12:42:14 pm »
i have alread done it!!!

TL!!
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Offline @d!_†oX!©

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Re: chemistry paper 3 ...... heeeelp
« Reply #11 on: November 11, 2009, 12:42:42 pm »
now this will be

Ag+ + Cl- --> AgCl
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Offline Ghost Of Highbury

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Re: chemistry paper 3 ...... heeeelp
« Reply #12 on: November 11, 2009, 12:43:05 pm »
lol..told u
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Offline nits94

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Re: chemistry paper 3 ...... heeeelp
« Reply #13 on: November 11, 2009, 12:43:18 pm »
adi the 1 which u were doing is like electrolysis at anode.. ionic doesnt hv 2 be with just 1 element
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Offline ~~~~shreyapril~~~~

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Re: chemistry paper 3 ...... heeeelp
« Reply #14 on: November 11, 2009, 12:43:49 pm »
thanx guys!! ;)
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