Physics
Patience939
2016-04-15 15:35:51
A large balloon is initially filled to a volume of 25.0 l at 353 k and a pressure of 2575 mm hg. what volume of gas will the balloon contain at 1.35 atm and 253 k? 6) _______ a.45.0 l b.11.4 l c.87.5 l d.22.2 l e.58.6 l
ANSWERS
Herb523
2016-04-15 18:20:38

Use the combined law of gases: PV / T = constant => P1 * V1 / T1 = P2 * V2 / T2 => V2 = (P1 * V1 * T2) / (T1 * P2) => V2 = (2575 mmHg * 1 atm / 760 mmHg * 25.0 l * 253 K ) / (353K * 1.35 atm) V2 = 44. 97 l ≈ 45.0 l Answer: option a. 45.0 l

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