A 2.5 L helium balloon is filled at a florist's shop. If the temperature inside the shop is 68 ° F, what volume will the helium occupy after being left in an automobile at − 5 ° F in the parking lot for the day?

Question

Quizplus · Accepted Answer

The volume of a gas changes with temperature according to Charles's Law (V1/T1 = V2/T2). Convert temperatures to Kelvin: 68°F = 293 K and -5°F = 252 K. Using the initial volume (2.5 L) and temperatures, solve for the new volume: V2 = (2.5 L * 252 K) / 293 K = 2.1 L.

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