A student decreases the temperature of a 556cm^3 balloon from 278 K to 231 K. Assuming constant pressure, what should the new volume of the balloon be?
A. 924cm^3
B. 462 cm^3 <------- My Answer
C. 376 cm^3
D. 417 cm^3
Chemistry Check My Answer!?
2016-05-25 4:20 pm
回答 (3)
2016-05-25 4:29 pm
✔ 最佳答案
Initial : V₁ = 556 cm³, T₁ = 278 KNew : V₂ = ? cm³, T₂ = 231 K
For a fixed amount of gas under constant pressure :
V₁/T₁ = V₂/T₂
Then, V₂ = V₁ × (T₂/T₁)
New volume, V₂ = (556 cm³) × (231/278) = 462 cm³
...... The answer is: B. 462 cm³
2016-05-25 4:23 pm
New volume = 556*231/278 = 462cm³
Your answer correct.
Your answer correct.
2016-05-25 4:23 pm
That is correct.
收錄日期: 2021-04-18 14:52:50
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