Helium has one more proton than hydrogen
a particle of hellium is small enough to fit in between the molecules of latex (or whatever the balloon is made of) and eventually leaks out due to diffusion. If the environment the balloon is in has the same amount of hellium in it as the balloon, it won't deflate.
Hydrodgen and Oxygen.
hellium is a gas that makes light objects float e.g. balloons
No. Helium does not burn.
you can get them from places like Walmart or any place where you see balloons on sale or something......... you have to ask them if they blew it up with hellium.
it is a compound
In the Earth atmosphere hydrogen exist only as traces: 0,000055 %.
No, helium is a noble gas element.
It is a gas.
its hellium (He)
Helium has 2 protons.
Hindenburg was filled with hydrogen.
it is made of hellium gaz