What is the total internal energy of 2.00 moles of an ideal gas at 100 K?
A. 3,670 J
B. 3,250 J
C. 2,750 J
D. 2,490 J
E. 1,950 J
D. 2,490 J
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The capture of too few solar neutrinos by Davis in the solar neutrino experiment
a. has been disproved by the results of later experiments. b. can be explained if the sun is not undergoing thermonuclear fusion of hydrogen in its core. c. indicates that the sun's core is much hotter than expected. d. indicates that the sun's core is convective. e. none of the above
Significant Figures: A rectangular garden measures 15 m long and 13.70 m wide. What is the length of a diagonal from one corner of the garden to the other?
A. 18 m B. 19 m C. 20 m D. 4.1 × 102 m
In an AC series circuit the inductive reactance is 41.0 ? and the frequency is 137 Hz. What is the inductance in the circuit?
a. 4.8E–2 H b. 1.5E–1 H c. 3.0E–1 H d. 4.7E–1 H e. 2.2E–1 H
In absolute visual magnitude, Mv, the subscript V refers to the:
A) apparent magnitude of a star observed from Earth. B) wavelengths of light your eye can see. C) distance between the sources of light. D) luminosity of a star observed from Earth.