本题目来源于试卷: Ideal Gas Law，类别为 美国物理杯赛(Physics Bowl)
[单选题]
94.27: A mass m of helium gas is in -yj*(x0hmxf-7mai no a container of constant hu inqfw;l 98 ;(dix6*4x hc10bzf vyjvolume V. It is initially at pressure p and absolute (Kelvin) temperature T. Additional helium is added, bringing the total mass of helium gas to 3m. After this addition, the temperature is d;016;xq*wjhcx (f lfiy z9i nb h8u4vfound to be 2T. What is the gas pressure?
A. 2/3 p
B. 3/2 p
C. 2 p
D. 3 p
E. 6 p
参考答案: E
本题详细解析:
暂无
| 
