The average translational speed of a nitrogen molecule at room temperature (20°C) is approximately (in m/s)
a. 100.
b. 500.
c. 300.
d. 700.
e. 200.
b
You might also like to view...
Is naturally derived uranium able to start a chain reaction?
A. Yes. B. No.
Why does the rotation of a protostar slow down over time?
A) All rotating objects slow down over time. B) Magnetic fields can transfer angular momentum to the protostellar disk and protostellar winds can carry angular momentum away. C) The onset of fusion causes the rotation rate to slow dramatically. D) Magnetic fields of other stars interact with the magnetic fields of the protostars, slowing its rotation.
A 25.0-V potential source (a battery) is connected across the plates of a 6.66-µF air-filled parallel-plate capacitor having plates that are 1.22 mm apart. What energy density does it produce between the plates? (?0 = 8.85 × 10-12 C2/N ? m2 )
What will be an ideal response?
How many basic units does the SI system have?
A) three B) four C) five D) seven E) ten