Suppose you have a spherical balloon filled with air at room temperature and 1.0 atm pressure;...

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Suppose you have a spherical balloon filled with air at room temperature and 1.0 atm pressure;...

Suppose you have a spherical balloon filled with air at room temperature and 1.0 atm pressure; its radius is 17cm . you take the balloon in an airplane, where the pressure is 0.78 atm. If the temperature is unchanged, what's the balloon's new radius?

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Answer 1

Answer #1

At constant temperature,

P₁/P₂=(V₂/V₁)

or, P₁/P₂=(r₂/r₁)³

(1.0/0.78)=(r₂

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Answer 2

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