What is the root mean square speed (in m/s) of hydrogen molecules at 25.0°C?
( R= 8.3145 kg m2 s-2 mol -1 k-1)
a) no given answer is close
b) 3.72 x 106
c) 6.10 x 101
d) 1.93 x 103
e) 3.72 x 103
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