23. C9L3
In the figure a helium balloon rises because of the buoyant force of the air lifting it.
If the volume of the helium balloon is 0.91 m³, the density of helium is 0.18 kg/m³, and
he density of air is 1.3 kg/m³, what is the buoyant force on the helium balloon?
11.6 N
16 N
116 N
1.6 N
