Helium
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Google is your friend
Density of Gases
Density of Gases
mg:ask yourself why helium ballons float!
Helium = approx 0.1785g/l
Air = approx 1.25g/l
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1,405 Posts
ask yourself why helium ballons float!
Helium = approx 0.1785g/l
Air = approx 1.25g/l
thought so
cheers (its not my fault... i've spent all morning revising physics ... the old noggin switched off )
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4,161 Posts
That's not a good sign then
Worse sign if he passes..........That's not a good sign then
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1,405 Posts
That's not a good sign then
Worse sign if he passes..........
IM ONLY DOING GCSE'S!!
thats a level physics
and im set for getting A*'s thanks muchly
?? I thought it was 11-plus ChemistryIM ONLY DOING GCSE'S!!
thats a level physics
Youff terday
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1,987 Posts
Only because they are easier than O levels, before they invented the computer and course work.
It is?! Goodness, maybe the dumbing down stories are right after all then...IM ONLY DOING GCSE'S!!
thats a level physics
Have a look at this anyway: Gases - Densities
Oh, and best of luck with the exams! (Now get back to revising, and stop messing round on t'interweb...
)Amy.
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1,405 Posts
?? I thought it was 11-plus Chemistry
Youff terday
dont get me started on the O-level/ Gcse debate
cheers muchlyIt is?! Goodness, maybe the dumbing down stories are right after all then...
Have a look at this anyway: Gases - Densities
Oh, and best of luck with the exams! (Now get back to revising, and stop messing round on t'interweb...
Amy.
will have a look after revision cheers all
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12,688 Posts
It was in my GCSE chemistry (Avogadro's number and all that).?? I thought it was 11-plus Chemistry
Youff terday
Mine-dew, it seems the youff of terday can't google.
Janos
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1,405 Posts
the youff tu'day respect other peoples knowlages better than a random website that could be lying to me
Liam
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3,169 Posts
youff of tuday kant spel 'rispek' or 'nollage' it seams so wot chnse hav thay got wiv heliam?the youff tu'day respect other peoples knowlages better than a random website that could be lying to me
Liam
erkoB
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256 Posts
Our education system is failing then! A*s and you dont know that Helium is lighter!and im set for getting A*'s thanks muchly
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1,405 Posts
Our education system is failing then! A*s and you dont know that Helium is lighter!
It's been failing for years
I'm just smart enough too be dumb enough too take advantage (plus, it helps when the formula are on the physics paper
)Not thinking about the Game then
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12,604 Posts
4 needed for a really good Guacamole
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Huh, nacho's to you pal :wink:4 needed for a really good Guacamole
Berok:redface:
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