A helium-filled weather balloon has a volume of 731 L at 23.9°C and 754 mmHg. It is released and rises to an altitude of 2.07 km, where the pressure is 641 mmHg and the temperature is 9.9°C. a. The volume of the balloon at this altitude is  L.

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A: Given P1 = 759mmHg , V1= 878 L, T1 = 22.9°C = 295.9°K P2 = 325mmHg , V2 = ?, T2 = -21.9°C = 251.1°K

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Q: A helium-filled weather balloon has a volume of 655 L at14.9°C and 757mmHg. It is released and rises…

A: Since you have posted multiple questions, we will provide the solution only to the first question as…

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