What is the total internal energy of 2.00 moles of an ideal gas at -50
C?
A. 4,040 J
B. 4,750 J
C. 5,020 J
D. 5,560 J
E. 6,030 J
D. 5,560 J
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Photoelectric Effect Using Stopping Potential: When light of wavelength 350 nm is incident on a metal surface, the stopping potential of the photoelectrons is 0.500 V. What is the maximum kinetic energy of these electrons? (c = 3.00 × 108 m/s, h = 6.626 × 10-34 J ? s, 1 eV = 1.60 × 10-19 J)
A. 0.500 eV B. 3.04 eV C. 3.54 eV D. 4.12 eV
When you pay your electric bill, what are you paying for, exactly?
A. The electrical charge you used the previous month B. The electrical energy you used the previous month C. The voltage you used the previous month D. The electrical power you used the previous month E. None of these choices are correct
The ________ of the Earth causes the Sun and Moon to rise in the east and set in the west
Fill in the blank(s) with correct word
An eccentric billionaire wants to build a mansion in a location on Earth where the effect of the seasons is least pronounced. Where should his personal astronomer advise him to build?
A. at the North Pole B. New Jersey C. at the Tropic of Cancer D. at the equator