asked 1.9k views
1 vote
Helium is used in balloons because it is

a. reactive with rubber.
b. lighter than air.
c. flammable.
d. a colored gas

asked
User Jhobbie
by
8.2k points

1 Answer

3 votes
B. lighter than air is your answer :)
answered
User Knutsel
by
8.7k points
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