Question

Part A A very flexible helium-filled balloon is released from the ground into the air at 20. °C. The initial volume of the balloon is 5.00 L, and the pressure is 760. mmHg. The balloon ascends to an altitude of 20 km, where the pressure is 76.0 mmHg and the temperature is --50. C. What is the new volume, V. of the balloon in liters, assuming it doesn't break or leak? Express your answer with the appropriate units. View Available Hint(s) THÅR V2 - Value Units Submit

Answer 1

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albeve uaik Convensio / wnite We can PI= 760mm tg 0132SK/ P = 293 1S 50'c+273. IS -h9315 K S 013 25 - 10 Pa P2 33.32 -to1325KlPe 12 223 15 K +273 1S 223- 1S K PIVI T2 Tr PVI 12 V2 = P21 P2 T 01385 x1 223.15 5 1-013 25x/8 K 293. 25 V2 38.06L 1

Conversion khe To 2esolue V2 PITI x 1 Pz T2 Palx K V2 is L V2 くっto SI Cつts. Conveptad all Valua Because we have V2 Cmeans in hitve) SI units So also S 12