What is the root mean squared velocity of the helium atom in one mole of an ideal gas at a pressure of 2.00 atmospheres and a temperature of 
A. 782 m/s
B. 846 m/s
C. 902 m/s
D. 940 m/s
E. 1374 m/s
E. 1374 m/s
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Two identical containers, A and B, hold equal amounts of the same ideal gas at the same Po, Vo and To. The pressure of A then decreases by a half while its volume doubles; the pressure of B doubles while its volume decreases by a half. Which statement correctly describes the temperatures of the gases after the changes?
a. TA = 0.5TB = To. b. TB = 0.5TA = To. c. TB = TA = To. d. TA = 2TB = To. e. TB = 2TA = To.
Hydrogen fusion in the Sun requires a temperature (in Kelvin) of
A) trillions of degrees. B) any temperature, as long as gravity is strong enough. C) thousands of degrees. D) billions of degrees. E) millions of degrees.
Which of the following thought of the idea that the intensity of a matter wave represents the probability that an interaction will occur?
A) Born B) Schroedinger C) Planck D) de Broglie E) Einstein
A 3.0-cm tall statue is 48 cm in front of a convex lens having a focal length of magnitude 20 cm
(a) Is the image of the statue real or virtual? (b) How far is the image from the lens? (c) Is the image upright or inverted? (d) How tall is the image?