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ooo
03-31-2003, 09:30 PM
any doctors here willing to help me w/ my science fair project... well i just need a few information...

topic - How does different fruits affect the pH of urine?

what im looking for ---
1) What is the pH of apples?
2) What is the pH of oranges?

(Those are my first 2 tests, probably going to be other fruits)

-- urine ph is about 6 to 7

3) How long does it take for food to be absorbed into the urine?

please pm me if you are willing to help...

Lamsey
03-31-2003, 09:32 PM
that sounds like a pish project :lol:

Oranges are acidic, so it'll probably lower the PH a fair bit.

Apples are a little acidic, so it might lower the PH slightly

I'm not sure about this though, never done biology or chemistry myself (I was a physics man)

ooo
03-31-2003, 10:38 PM
lol teacher thought that was a good topic

highschool freshmen if anyone wanted to know... 9th grade...

-- still need help!

LSA
03-31-2003, 11:11 PM
I had to do that same stuff...last semester (9th grade)

Most of that stuff was in my science book, probably will be in yours

ooo
04-01-2003, 02:17 AM
thatz a science fair project, you know what that is right? itz not a normal project which the teacher gives to everyone....

WeeMouse
04-01-2003, 07:56 AM
i would just like to ask what a science fair is and what age you are when you're in 9th grade (I'm pretty clueless i know but i just don't know these things!)


:P

Knuckles187
04-01-2003, 08:42 AM
just go out and buy some Litmus paper....

it rates the acidity of thing's it even has a lil counter on the side to verify....


dunno if you have it in usa... but thats what i used in UK

ezyryder
04-01-2003, 08:51 AM
I shall talk to my father today perhaps he may know (chemistry teacher)

ooo
04-05-2003, 06:40 AM
yes 9th grade.... litmus paper... lol... yes but urine normal ph is 7.2 - 7.6 tell me now how can i see the range!

Sherlock_Holmes
04-05-2003, 07:03 AM
I will not help you cheat by giving the answer, but here is how to do the test:
http://www.mr-damon.com/experiments/2sp/2e...icial_apple.htm (http://www.mr-damon.com/experiments/2sp/2e_artificial_apple.htm)

Good luck
Peace
S.Holmes

amphoteric88
04-05-2003, 09:51 AM
removed