p43_042 - 42. Combining Eqs. 43-19 and 43-20, we obtain...

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42. Combining Eqs. 43-19 and 43-20, we obtain M sam = N M K N A = µ RT 1 / 2 ln 2 ¶µ 40 g / mol 6 . 02 × 10 23 / mol which gives 0 . 66 g for the mass of the sample once we plug in 1
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