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Author Topic: Urgent cie chemistry questions!!  (Read 939 times)

Offline mousa

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Urgent cie chemistry questions!!
« on: March 27, 2010, 03:14:54 pm »
Hello everyone, i need help with those questions:
Q 13,19,26,28.

Thanks in advance.
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Offline mousa

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Re: Urgent cie chemistry questions!!
« Reply #1 on: March 28, 2010, 03:08:15 am »
no one?\ ???
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nid404

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Re: Urgent cie chemistry questions!!
« Reply #2 on: March 28, 2010, 04:10:02 am »
In the night...I have to do bio n mechs for my exam tom...
hopefully some1 will be able to do it before me
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Offline student92

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Re: Urgent cie chemistry questions!!
« Reply #3 on: March 28, 2010, 06:20:16 pm »
Q 13 -B
Q19 - D
Q26 - A
Q28 - C

Anything else? :)
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Offline Nobody

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Re: Urgent cie chemistry questions!!
« Reply #4 on: March 28, 2010, 06:28:46 pm »
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nid404

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Re: Urgent cie chemistry questions!!
« Reply #5 on: March 28, 2010, 07:34:15 pm »
he wnted ull to explain it :P
lol..nvr mind


Q13...All the other salts r soluble...won't precipitate...
Q19  No option but to sit an count :-\
Q26 A has only a carbonyl group...Sodium will not react with it
Q28 one carbonyl in the ring structure, one in CO2 and one in COOH that forms
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