Qualification > Sciences
Chemistry paper 1 help
The Golden Girl =D:
--- Quote from: SNA on May 26, 2010, 09:54:44 am ---how did u find it?
there was some question that i was not sure. do you remember the question about the water?
--- End quote ---
u gotta give me more hints abt the Qs ..ohh and u should kno i don't remember everything ::)
Weaam:
I did varient 2, too ;)
SNA:
hello weaam. ;D
sorry...haha.. act, i also cant remember everything but i do know
they gave a list of information about water
: chlorine kills bacteria in water
: water in house hold contains mineral ions.
cant remember the 3rd one.but im sure its correct!
but wat im not sure about is the forth one.
: filtration is used to remove soluble impurities from water.
is the last one right?
The Golden Girl =D:
--- Quote from: SNA on May 26, 2010, 10:04:32 am ---hello weaam. ;D
sorry...haha.. act, i also cant remember everything but i do know
they gave a list of information about water
: chlorine kills bacteria in water
: water in house hold contains mineral ions.
cant remember the 3rd one.but im sure its correct!
but wat im not sure about is the forth one.
: filtration is used to remove soluble impurities from water.
is the last one right?
--- End quote ---
ya .. u kno y ...cuz read this carefully : filtration is used to remove soluble mpurities from water. .................meaning we need distillation not filtration
Weaam:
--- Quote from: SNA on May 26, 2010, 10:04:32 am ---hello weaam. ;D
sorry...haha.. act, i also cant remember everything but i do know
they gave a list of information about water
: chlorine kills bacteria in water
: water in house hold contains mineral ions.
cant remember the 3rd one.but im sure its correct!
but wat im not sure about is the forth one.
: filtration is used to remove soluble impurities from water.
is the last one right?
--- End quote ---
i think the third one was: Water is used in industry for cooling :P
But i picked 1,2,3 cuz 4 is just dumb :P
you cant filter something thats dissolved! xD
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