What is the highest-order maximum for wavelength 454 nm that can be obtained with a grating with 375 lines per mm?
a. 5
b. 11
c. 6
d. 34
e. 4
a
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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
Which of the following lists the ingredients of the solar nebula from highest to lowest percentage of mass of the nebula?
A) hydrogen and helium gas, hydrogen compounds, rocks, metals B) hydrogen compounds, hydrogen and helium gas, rocks, metals C) hydrogen and helium gas, hydrogen compounds, metals, rocks D) hydrogen compounds, hydrogen and helium gas, metals, rocks E) hydrogen compounds, rocks, metals, hydrogen and helium gas
Uh-oh, the malicious eight-dimensional alien beings are back. This time, imagine that they suddenly changed nature so that neither the uncertainty principle nor the exclusion principle applied to electrons
What would happen almost immediately to atoms? A) Atoms would annihilate each other, releasing huge amounts of energy. B) Atoms would be immediately ionized. C) Nothing; atoms would be unaffected by this change. D) Electrons would fall into the nuclei of atoms.
Which of the following extrasolar planets would be the most difficult to detect using the Doppler shift method?
A) a low mass planet far from its parent star B) a massive planet close to its parent star C) a low mass planet close to its parent star D) a massive planet far from its parent star