Qualification > Sciences
Chemistry Help HERE ONLY !!
gonnagetana:
Hey, does anyone know what colour change occurs when potassium iodide is reduced??? Its in the syllabus, you gotta know this!!!!
Shogun:
usually turns yellow i think
lana:
hi all ... i'v been stuck trying to solve this question since forever please somebody help it's in October\November 2001 question 3 a
Thanks aloot :)
sweetsh:
Okay here is it.
They are 5-25
Because for 3CO2 it was 15cm3
15/3 =5
lana:
and from were did we get the 25 ?
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