# Problem: A sealed balloon is filled with 1.00 L helium at 23°C and 1.00 atm. The balloon rises to a point in the atmosphere wherethe pressure is 220. torr and the temperature is -31°C. What is the change in volume of the balloon as it ascends from1.00 atm to a pressure of 220. torr?

###### FREE Expert Solution
89% (428 ratings)
###### FREE Expert Solution

We are looking for the change in volume and to solve that we would need initial and final values for volume. We are only given the initial volume so we'd have to solve for the final Volume first.

89% (428 ratings)
###### Problem Details

A sealed balloon is filled with 1.00 L helium at 23°C and 1.00 atm. The balloon rises to a point in the atmosphere where
the pressure is 220. torr and the temperature is -31°C. What is the change in volume of the balloon as it ascends from
1.00 atm to a pressure of 220. torr?

What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Chemistry Gas Laws: Combined Gas Law concept. You can view video lessons to learn Chemistry Gas Laws: Combined Gas Law Or if you need more Chemistry Gas Laws: Combined Gas Law practice, you can also practice Chemistry Gas Laws: Combined Gas Law practice problems .

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Based on our data, we think this problem is relevant for Professor Marin's class at UCF.

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