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Chemistry Paper 52 discussion HERE!!

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hey...just to get some if yr opinion,if my table for question 2,got a wrong expression for the data..n so my values r all wrong..including the graph,anomalies n gradient..will there be any error carried forward???
 
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hey...just to get some if yr opinion,if my table for question 2,got a wrong expression for the data..n so my values r all wrong..including the graph,anomalies n gradient..will there be any error carried forward???
most probably yes
 
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paper went good.......the paper was lengthy but it was not that hard........it was just time management that caused some problems!!!!
 
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Time management was bad :/ ruined the paper ! Was short of time and messedmit up ! Do we have an option to ask for a new paoer? I was scared to ask ! Oi messed it up badly !
 
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questoin 1 ws kinda irritating! i ws so confusd whthr HCL or Ca(OH)2 shud b in da burette!
 
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I put HCl in d burette, but aftr d ppr when we asked d teacher she told co(oh)2 shud b in d burette:(:cry:Dunno why though coz aftr all we wanna determine conc of Ca(oh)2
 
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i was confused during dilution but i used some <dont remember the volume> 2moldm-3 hcl in 250 cm3 gaaduated flask and diluted it!
i was also confused on dropping acid or base form burette? i dropped acid and indicatior phenolpathelin colourless to pink
gradient for no. 2 was 4.8 so i wrote 5
was these correct??? if these are wrong please tell me how much marks am i losing???
PLEASE PLEASE PLEASE
 
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381
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i was confused during dilution but i used some <dont remember the volume> 2moldm-3 hcl in 250 cm3 gaaduated flask and diluted it!
i was also confused on dropping acid or base form burette? i dropped acid and indicatior phenolpathelin colourless to pink
gradient for no. 2 was 4.8 so i wrote 5
was these correct??? if these are wrong please tell me how much marks am i losing???
PLEASE PLEASE PLEASE
shouldnt the colour change be pink to colourless? o_O otherwise its correct, i guess
 
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i was confused during dilution but i used some <dont remember the volume> 2moldm-3 hcl in 250 cm3 gaaduated flask and diluted it!
i was also confused on dropping acid or base form burette? i dropped acid and indicatior phenolpathelin colourless to pink
gradient for no. 2 was 4.8 so i wrote 5
was these correct??? if these are wrong please tell me how much marks am i losing???
PLEASE PLEASE PLEASE

I used universal indicator for the ease of differentiating since i was confused abt the change in colour of phenolphthelin
 
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Q2 was quite easy
Q1 was a bit tricky..and I'm sure il lose around 4 marks on that question...not sure....I used acid in the burette tooo_O
Overall it wasn't a bad paper...expecting in 20s :)
 
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