A spherical balloon is made from a material whose mass is 2.00kg. The thickness of the material is negligible compared to the 1.20-m radius of the balloon. The balloon is filled with helium gas at a temperature of 296K and just floats in the air, neither rising nor falling. The density of the surrounding air is 1.19kg/m31.19kg/m3 . Find the absolute pressure of the helium gas.

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Q: 2. A spherical balloon is made from a material whose mass is 2.90 kg. The thickness of the material…

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Ideal Gas Law

Ideal gas law states that the product of pressure and volume of a gas directly varies with the product of the number of moles, the universal gas constant, and the temperature of the gas.