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Problem

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12 Dec 2021

Given information

Given values:

Radius of balloon  

The balloon have a mass of  

Formula used:

The buoyant force exerted on a balloon placed in air of density is equal to the weight of the air displaced by the volume of the balloon.

Mathematically,

 

Step-by-step explanation

Step 1.

The buoyant force of the balloon must match the weight of the balloon plus the weight of the helium in the balloon plus the weight of the load. To calculate the weight of helium, we assume it is at C and pressure.

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