gc textbook chapter 13 temperature and kinetic theory (id: f54874508)

本题目来源于试卷: gc textbook chapter 13 temperature and kinetic theory，类别为 通用国际物理

[填空题]
The gauge pressure in e, qes.k-fus: u0v b0qa helium gas cyl(ocn , 0gul8nkinder is initially 28 atm. After many balloons have been blown up, the (n8gkonluc,0gauge pressure has decreased to 5 atm. What fraction of the original gas remains in the cylinder?   

参考答案: 0.207±2%


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