mikalhenderson5 mikalhenderson5

12-05-2020
Chemistry

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A balloon is filled with 100 L of air at a pressure of 5 atm. What is the pressure of the balloon if the volume is changed to 20 L?

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ar226077 ar226077

13-05-2020

Answer: 25 atm

Explanation: Use Boyle’s Law for this: P1V1=P2V2

P1= 5 atm

V1= 100 L

P2= ?

V2= 20 L

Replace the letters in your formula with the numbers:

(5)(100)=(P2)(20)

500=20P2

Divide by 20 on both sides

P2=25 atm

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