paper 3 spm.doc

8/18/2019 PAPER 3 spm.doc

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SEKOLAH MENENGAH KEBANGSAAN AGAMA YANUNIT KIMIA

PAPER 3 , ANSWERING TECHNIQUE

Code ( 4541/31! P"#e$ 3 %o$&"'T &e T)#e o%

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Q e+' o* 1 2 E VALUATE S CIENCE P ROCESS S KILL

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Q e+' o* 3 EVALUATE EXPERIMENTING SKILL

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S.o$e 9e+.$ #' o*3 E6.e88e*' : Candidate gave the -e+' response.2 S"' +%".'o$ ): Candidate gave an ";e$"


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• Te+'• S. e*.e #$o.e++ + 88ASPECTS

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0able consists of 43 +3 and added information from experiment%eg: observation'.

E6"e :Re%e$ 'o 9IAGRAM 1!1Construct a table that can be used to record the data from both experiments.

[MV : Experiment I and Experiment II ] [RV : Initia temperat!re and t"e "i#"e$t temperat!re ? [O%$er&ati'n 'n t"e re$p'ndin# &aria% e: C"an#e in temperat!re ]

(4 M" *< 0)#o'0e+ +A-8e 'o .o&e # '0 .oe'e 0)#o'0e+ + '0"' +0o + '0e $e8"' o*+0 # -e' ee*

&"* # 8"'ed ;"$ "-8e "*d $e+#o*d *< ;"$ "-8e!0I12 :5 ! data of 43 6 +3

7se comparison sentence…. % whereas 8 while 8 but ' Compare %43 & +3') with %43 & +3'!5 4ore than ! data of 43 6 +3 : 7se sentence ….. 0he higher8lower %43' the longer8shorter %+3'.

E6"e :Re%e$ 'o 9IAGRAM 1!12tate one h phothesis for both experiments.……………………………………………………………………………………………………………………………………………………………………………………………………

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E6"e :Re%e$ 'o 9IAGRAM 1!1Wh must the initial temperature and the highest temperature be recorded in these exper………………………………………………………………………………………………………………………………………………………………………………………………

(7 O#e$"' o*"8 de% * ' o*9e% * *< .o*.e#'+ -) de+$ - *< 0"' & +' -e do*e "*d 0"' +0o 8d -e o-+e$;edA-8e 'o de% *e 'e$&/.o*.e#' < ;e* "..o$d *< 'o '0e $e+ 8'+ o% e6#e$ &e*'!

TIPS : I*.8 de '0e 3 D '0"' + %o *d * e6#e$ &e*'!

E6"e :9IAGRAM 1!2 shows the calculation to determine the heat of neutrali;ation for the reactioin Experiment I and II.

E6#e$ &e*' IHeat released( mcӨ(,# g x $.!


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……………………………………………………………………………………………………………………………………………………………………………………………………

( I*'e$#$e' *< d"'"G ; *< $"' o*"8 e6#8"*"' o*+ "-o ' "* o- e.' ,e;e*' o$ #"''e$* de$ ;ed %$o& .o88e.'edd"'"!A-8e 'o e6#8" * '0e $e8"' o*+0 # o% '0e d"'" $e.o$ded!

TIPS : 9ased on observation8result of experiment state the relationship of criteria given.

E6"e Re%e$ 'o 9IAGRAM 1!1How can the value of the change in temperature be obtained ………………………………………………………………………………………………………………………………………………………………………………………………

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Re%e$ 'o 9IAGRAM 1!2

0he experiment is repeated using methanoic acid.0he values of the heat of neutrali;ation of these acids are given in 0able )!Complete 0able ) b classif ing the acids as strong acid or wea? acid.

N"&e o% ". d He"' o% *e '$"8 "' o* / &o8 1 T)#e o% ". d

Ethanoic acid 5 !3 ………………………H drochloric acid 57!2 ………………………4ethanoic acid 5 !5 ………………………

B ESSAY ITEM > 17 MARKS?

1lanning and conducting activities to test a certain h phothesis. 0hese activities includecollecting anal ;ing and interpreting data ma?ing conclusions.

A & o% e6#e$ &e*':

+ead the Buestion underline 8highlight 43 +3 and C3 2tate the aim8 ob ective clearl correctl and completel .

P$o-8e& +'"'e&e*' :

2entence must be written in a Buestion from which starts with DWhat………..DHow………and ends with a= e+' o* &"$ % ' Clear correct and complete.

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2tatement relates 43 with +3 2tate 43 first in sentence followed b +3.

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43 ( thing I will change %materials8things used' +3 ( thing I will measure %from observation or reaction' C3 ( thing I will ?eep the same

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2tate 8 list the name of all materials %eg: solutions chemicals' andall apparatus from textboo? or diagram given in Buestion. 9efore writing procedure 8method draw a !&dimensional diagram of the arrangemenapparatus and materials with labels % As a guide to write the steps in the method'

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3olume and concentration of chemical solution must be started correctl and exactl .

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2tate the Buantit used 2teps must be written in seBuence

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0able form At least two column with title %43 and +3' and unit %if necessar ' 43 is on the left column and +3 on the right column.

E6"e 2 >SPM 2 3, E3, P3?

Re%e$$ *< 'o '0e "-o;e + ' "' o* , de+

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