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

Using Charles's Law (V1/T1 = V2/T2), convert temperatures to Kelvin (68°F = 293.15 K, -5°F = 252.59 K). Solve for V2: V2 = V1 * (T2/T1) = 2.5 L * (252.59/293.15) = 2.15 L.

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