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Originally Posted by random-1005  HAHA. which private school do you go to???, you do 4 u maths and phys and chem, a person with those subjects would be expected to be somewhat smart.
obviously every fertiliser is going to have a different recipe, you cannot assume that they are going to be roughly equal! |
lol do u surf BoS and try find people to cut
our experiment got f'ed. when heating the barium sulfate solution my teacher said dnt worry about it, then later she was like wait maybe the heating was to make bigger particles making it easier to filter, so we just threw it after filtering for 2 days