Find the change in entropy (in J/K) when 5.00 moles of an ideal monatomic gas are allowed to expand isobarically from an initial volume of 20 cm3 to a final volume of 100 cm3
a. 167
b. 100
c. 67
d. 52
e. 152
c
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Which terrestrial planet has the oldest surface?
A. Venus B. Earth C. Mercury D. Mars
What happens to the cyclotron frequency of a charged particle if its speed doubles?
A) It quadruples. B) It triples. C) It doubles. D) It halves. E) It does not change.
The mass of 1 cubic meter of fresh water at the top of a 100 m hydroelectric dam is 1,000 kg and it has a potential energy of 980,000 N. At the bottom of the dam, the speed of the moving water is
a. 9,800 m/s. b. 1,960 m/s. c. 44.3 m/s. d. 98 m/s.
The second step in the precipitation-hardening process is to _________the alloy to maintain a uniform distribution of atoms in the grains at low temperature.
Fill in the blank(s) with the appropriate word(s).