Suppose a box contains about 5.0 1021 hydrogen atoms at room temperature (21C). Determine the thermal energy of these atoms.
a. 10 J
b. 20 J
c. 30 J
d. 5.0 J
e. 1.0 J
Question 2
The average translational speed of a nitrogen molecule at room temperature (20C) is approximately (in m/s)
a. 100.
b. 500.
c. 300.
d. 700.
e. 200.