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gc textbook chapter 13 temperature and kinetic theory (id: 37859290e)

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admin 发表于 2025-2-17 19:29:41 | 显示全部楼层 |阅读模式
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

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Estimate the time neede )r vb1 sq7mjy7i4t3psv+o b3cd for a glycine molecule (see Table 13–4p0k qyw 49uq kp3d;2mf) to diffuse a distancemqd wq20;k 9pf4yu3pk of 15 $\mu m$ in water at 20$^{\circ} $ C if its concentration varies over that distance from 1 mol/$m^3$ to 0.4 mol/$m^3$ Compare this “speed” to its rms (thermal) speed. The molecular mass of glycine is about 75 u. t $\approx$    s ([color=rgba(0, 0, 0, 0.85)]Round to one decimal places) $v_{diffuse}$    $ \times10^{ -5}$ m/s
$v_{rms}$    m/s





参考答案:
空格1: 0.28±2%空格2: 5.4±2%空格3: 310±2%


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