7 A small cylinder of compressed helium gas is used to inflate balloons for a celebration.(a)(i) In the box below, sketch a diagram to represent the arrangement of helium molecules in a balloon.[2](ii) State and explain how the size of the attractive forces acting between the molecules...
If you want the most flexible and cost effective way to inflate a small number of latex or foil balloons with helium, then our disposable helium tanks 50lb model is a great value option. Only weighing around 4.5kg, it's easy to transport ...
Merci d'avance Hello, I would have liked to know the price for 100 balloons with a light led inside… and knowledge if one could inflate them with L helium?? Thank you in advance[translate]
valve device, that can be introduced into the neck to inflate balloons, helium, with drive to ride, complete with lanyard for the restraint manual or ballast.ENIO DI CECCO
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