A 0.11-kg balloon is filled with helium (density = 0.179 kg/m3). If the balloon is a sphere with a radius of 5.4 m, what is the maximum weight it can lift?
2 answers
If you multiply the density of the air with the radius of the balloon, and then set that equal to how much the balloon weighs and then shove it up your butt!
0.157N