A 3.2 kg balloon is filled with helium (density = 0.179 kg/m³). If the balloon is a sphere (r = 4.9 m) and the density of the

Question

A 3.2 kg balloon is filled with helium (density = 0.179 kg/m³). If the balloon is a sphere (r = 4.9 m) and the density of the air around the balloon is 1.29 kg/m³, how much mass can the balloon lift?
a) 544 N
b) 544 kg
c) 5.44 kg
d) 54.4 kg

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