A balloon filled with helium and one filled with hydrogen are ignited. Hydrogen provides a loud explosion and flame. He(g) + O 2 (g) → N.R. Light the candle on the end of the yardstick and lower the ...

A man responsible for filling hydrogen gas balloons at a tourism event in Nepal has been arrested after an explosion left ...

A balloon filled with hydrogen gas also releases heat when lit on fire. Due to differences in energy density, the crystallization of sodium acetate releases more heat per mole than the hydrogen gas ...

He tailor-made a big balloon before filling it with helium, rather than hydrogen because the former is safer than the latter, said Pu. He added that although the balloon made his mountain journey ...