RobertCampbell9436 RobertCampbell9436

22-02-2024
Physics

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The temperature, at which the root mean square velocity of hydrogen molecules equals their escape velocity from the earth is closest to
(Take g=10 m/s²)
A. 10⁴K
B. 650 K
C. 3×10⁵K
D. 800 K

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