If two electrons in an atom have the same energy, then they must have the same four quantum numbers
A) True
B) False
C) They cannot both have the same energy.
B
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One hundred lbm of air in a pressure tank is cooled from 180ºF and 160 psia to 80ºF when the surroundings are at 70ºF. Determine the tank pressure at 80ºF.
What will be an ideal response?
Capacitors in Combination: A system of four capacitors is connected across a 90-V voltage source as shown in the figure.(a) What is the charge on the 4.0-µF capacitor?(b) What is the charge on the 2.0-µF capacitor?
What will be an ideal response?
Hydrogen compounds in the solar nebula could condense into ice at temperatures of about 150 K. Suppose they instead could have condensed only at temperatures below 50 K? What would have been different in the solar nebula?
A) The frost line would have been farther from the Sun. B) The frost line would have been closer to the Sun. C) Terrestrial planets would have formed outside the frost line. D) Jovian planets would have formed inside the frost line.
Suppose you live on the near side of the Moon in the crater Copernicus. How often will the Sun set below your horizon?
a. Every 12 hours b. Every 24 hours c. Every 29.5 days d. Never