the mean free path of a molecule of diameter 5 x 10^-10 m at the temperature 41°c and pressure 1.38 x 10^5 pa, is given as ____ m. (given k_b = 1.38 x 10^-23 j/k).
“把乡村振兴的美好蓝图变为现实”
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I really love how the Legion Go Fold can turn into a miniature laptop just by moving some of its accessories around. Sam Rutherford for Engadget