Page 27 of 56
Re: Environmental Chem
Posted: March 18th, 2009, 7:06 pm
by 2win
oh, okay.
Re: Environmental Chem
Posted: March 19th, 2009, 8:21 am
by Mr. Cool
But do you guys know about actual elemental percentage? You see, the percent of the element phosphorous would not actually be, say 16%, because the chemical formula for P in fertilizer in P2O5. I will add how to calculate it to the wiki later.
Re: Environmental Chem
Posted: March 19th, 2009, 9:45 am
by girlfromindiana
what grade are you people in?
becasue for my divison i didnt really have to know any of that stuff.
justthe percentage
Re: Environmental Chem
Posted: March 19th, 2009, 11:59 am
by Mr. Cool
I'm in Division B.
Re: Environmental Chem
Posted: March 19th, 2009, 12:17 pm
by gyourkoshaven
Do it if you want, Mr. Cool, but as girlfromindiana said, you won't need to know it for B.
Re: Environmental Chem
Posted: March 21st, 2009, 5:32 pm
by 2win
Actually, you're wrong. We had to know it for an invite and we are expecting to see it at regionals.
Re: Environmental Chem
Posted: March 21st, 2009, 5:37 pm
by Phenylethylamine
What you do or don't "need to know" isn't very well-defined, that's the issue.
Re: Environmental Chem
Posted: March 21st, 2009, 5:40 pm
by 2win
Well, it's just that everyone is from different states and that makes a difference. People just need to clarify their state when posting.
Re: Environmental Chem
Posted: March 21st, 2009, 5:44 pm
by Phenylethylamine
Yeah, although the rules are identical from state to state. There is a difference in the event writers, though, so I see what you mean.
(Incidentally, I'm from NY.)
Re: Environmental Chem
Posted: March 21st, 2009, 5:46 pm
by 2win
Oh, Texas here. You should put your first statement in the Is this allowed thread.