ChatterBank0 min ago
Science
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would i weigh more after having a bath
what property of helium allows the airship to float
I collect old military uniforms and cloth badges and with the advent of better and better fakes on the market is there a scientific process that can date an item, a bit like 'carbon dating'? Thankyou!
What is so special about this isotpe of helium that newspapers reported, Nasa could be thinking of mining from below the Moons surface? Don't we have any here on Earth, and if not, why not?
What is it? How do we know what is real and what is not?
Apart from temperature, what other factor could cause yeast cells to denature (be killed)? Is pH a factor? Thanks in advance x
I have been given Flunitrazepam,before in hospital to help with Insomnia.GP is not allowed to give on NHS,This is the only thing that works for me,does anyone know where I can get it.?
why is blood red
what is the magnetic declination on a compass in the rocky mountains?
When reading a text on climate change I encountered a description of 4 vibration modes of a CO2 molecule: symmetric stretch, asymmetric stretch, vertical bend and horizontal bend. Earlier I also read...
A couple of months back I read an article in the Daily Mirror about scientific experiments you could do at home. One of them involved freezing a bottle of water in less than a minute. Could anyone...
which of these reactions is most hazardous and why? the test for; * bromoethane using ethanolic silver nitrate, * butanol using acidified potassium dichromate, * ethanoic acid using sodium...
Could stars be living entities? Maybe not life as we know it, but then, what do we mean by life anyway? Sure, the sun is a ball of burning gas, but by the same token you and I are just a lump of...
what three elements are present in monosaccharides?
Is there a possibibity that in some far outer reaches of the universe some differant laws of physiscs apply and some unknown elements exist?
What is the "mean" in maths? When finding out the average. It is so long since I have done this I can't remember which one the mean is.
Hermaphroditism is rare among humans, but not unknown. There are documented cases. Now, certain invertebrate animals are hermaphrodite, but still need to pair up to reproduce, but there have been...
I have been given 3 concentrations of Ti. (200, 500 and 720 micromolL-1) How do i find the percentage by weight of these 3 samples? RMM Ti = 47.88 (started as 50mg, added to 10ml nitric acid, 2ml of...
If light intensity is inversely proportional to resistance, then light intensity is proportional to current due to V=IR. So will a graph of light intensity v wavelength look the same as current v...
are natural gas holding tanks full or empty when above ground and why do tanks rise and fall