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       #Post#: 231--------------------------------------------------
       Re: Jawapan Tugasan Pra Ujian 3 4 GE 
   DIR By: hafi 4ge
       Date: August 22, 2010, 10:15 pm
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       chapter 4
       2.a)electron
       b)neutron
       c)proton
       4.a)12
       b)7
       c)6
       7a.a)molecular
       b)atomic
       c)ionic
       b.a)solid
       b)physical properties of isotops and chemical properties
       c)molecular
       d)metal
       f)distilation :-\
       #Post#: 232--------------------------------------------------
       Re: Jawapan Tugasan Pra Ujian 3 4 GE 
   DIR By: ZuHaIrI 4ge
       Date: August 22, 2010, 10:16 pm
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       zuhairi & syahmi
       #Post#: 233--------------------------------------------------
       Re: Jawapan Tugasan Pra Ujian 3 4 GE 
   DIR By: zaf 4ge
       Date: August 22, 2010, 10:17 pm
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       zharfan/amir
       Chapter 4
       2. (a) neutron
       (b) electron
       (c) proton
       4. (a) 12
       (b) 7
       (c) 6
       (d)
       7. (i)   metal
       (ii)  molecules
       (iii) ion
       11. (a) zinc,metal
       (b) fillterate
       (c) crystallization
       (d) distillation
       (e) distillate
       Chapter 5
       1. (a) chemical change
       (b) physical change
       (c) exothermic reaction
       (d) endothermic reaction
       2. (a) exothermic
       (b) endothermic
       3. (a) sodium hydroxide + hydrogen
       (b) magnesium oxide
       (c) zinc chloride + hydrogen
       (d) zinc + carbon dioxide :( :) :P :-X :-\
       #Post#: 234--------------------------------------------------
       Re: Jawapan Tugasan Pra Ujian 3 4 GE 
   DIR By: mat top 4ge
       Date: August 22, 2010, 10:17 pm
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       ikmal dan mat top
       chapter4
       2
       a.proton
       b.electron
       c.neutron
       4
       a.12
       b.17
       c.6
       7
       a.1.molecular
       2.ionic
       3.atomic
       b.1.sodium
       2ionic and sodium
       3atomic
       4atomic
       5sodium
       11
       a.pure and impure subtance
       b.distilation
       c.crytallization
       d.evaporation
       e.distilation
       :) :)
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