My daughter is doing a science project about different types of plants producing different types of oxygen. We have searched books and the web and not been...
... Probably because there are no "diiferent" kinds of oxygen. Oxygen is oxygen anywhere in the universe.It is a chemical element. The only variant is the...
thank you that is what I thought. She is going back to school today and is going to talk with the teacher to clarify or to change the project. Thanks so much ...
The short answer is that weather is a short term approach to atmospheric conditions...like a day to day approach, while climate is long term...year to...
THank you soooooooooooooooooo much! __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection...
hi pls help me. i would like to know how a camera works. what i know is that i insert a film roll and then i click a button then i give the film roll for...
itsroshnisemailid2002 invites you to get Yahoo! Messenger hi itsroshnisemailid2002 would like to use Yahoo! Messenger with you. With Yahoo! Messenger, you can...
Dear Roshni; Basically: 1. When you 'click the button' a shutter (cover) opens for a short time, allowing light to enter the otherwise light-tight camera...
thanx a lot for helping me ... Do you Yahoo!? Yahoo! Mail - Easier than ever with enhanced search. Learn more. [Non-text portions of this message have been...
hi i have collected some copper powder using anode+cathode and DC current. Pls what is the the easiest way to convert it to Black copper oxide. I have been...
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Jan 16, 2005 4:00 pm
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... Metallic copper will not dissolve in dilute ammonia. Only copper ion will combine with dilute ammonia readily. However, as you have the copper in a fine...
How would you draw N90°W using the Navigational method. I know that when you use the navgational method, you measure clockwise, but that doesn't make sense if...
Dear Mike ou are realy a brilliant gentleman I am very grateful for your inputs. I have been trying for a while to find any info on the that but no one helped....
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Jan 19, 2005 12:06 am
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... You have to use platinum as just about anything else will corrode in the acid. The key is the current *density* and the electrode potential, so a small...
Dear mike deep thank for your help ... wooooow I wouldn't do it without an expert next to me. At least now I know the process and how to do it. many thanks...
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Jan 19, 2005 8:50 pm
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I'm so stressed about this problem. In class I did an experiment on the decomposition of hydrated iron sulphate to yield iron sulphate. The object was to...
... I take it you mean 12 moles of H2O per *mole* of ferrous sulphate? OK, I'll take it be that. And yes, that is definitely excessive. The correct result...
I wonder how my teacher will react to me producing toxic fumes. I wasn't in a fume cupboard but then I was using about 1.435g hydrated so maybe it didn't ...
... Even weirder, when I was in England as a lad in 1950, down on the south coast at Brighton, it snowed (and settled) in May! Beat that for weird, eh? ... ...
My daughter is in 1st grade and she is doing a science project on sea shell. We went to the beach and collected a few sea shells. Do have any suggestions on ...
... Get a shirt box or similar wide flat container, mount a styrofoam base in it and then mount the shells to the foam using blu-tack. Label the shells using...
Hello fellow Members, I will be very grateful if you can help me with this assignment. The question is WHY DOES ACETYLCHOLINE ACT AT BOTH NICOTINIC AND...
