Five gas molecules are found to have speeds of 100, 200, 300, ...

[storky111]

Five gas molecules are found to have speeds of 100, 200, 300, 400, and 500 m/s. The rms speed (in m/s) is
 a. 390.
  b. 300.
  c. 360.
  d. 330.
  e. 320.

Question 2

The root mean square speed of a gas molecule is greater than the average speed, because the former gives a greater weight to
 a. lighter molecules.
  b. heavier molecules.
  c. lower speeds.
  d. higher speeds.
  e. more probable speeds.

[jsm54321]

Answer to Question 1

D

Answer to Question 2

D

[storky111]

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[jsm54321]

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