I think it might be nomads or movers
(Sorry if wrong)
Answer:
Explanation:By the time, that the balloon got too high in the sky, the pressure inside the balloon will soon overcome the pressure outside, and the balloon's elasticity is not too strong to hold the air inside, that the Helium gas inside will successfully push out the walls of the balloon and so it bursts!
Answer:
I think the answer is 6.022*10^23
