What is the wavelength of the line in the Balmer series of hydrogen that is comprised of transitions from the n = 5 to the n = 2 level? (R = 1.097 × 10^7 m?1 and 1 nm = 10?9 m)
a. 304 nm
b. 434 nm
c. 476 nm
d. 95 nm
e. 333 nm
b
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Folded rock layers that resemble a trough are called ______________
Fill in the blank(s) with correct word
A 75.0-kg swimmer dives horizontally off a 465-kg raft initially at rest. If the diver's speed immediately after leaving the raft is 5.00 m/s, what is the corresponding raft speed?
a. 31.0 m/s b. 375 m/s c. 0.806 m/s d. 1.24 m/s e. 5.00 m/s
A key difference between the tragedy of the commons and TANSTAAFL is that
a. TANSTAAFL applies to chemistry, the tragedy of the commons to physics. b. both apply to all situations; so there is no difference. c. TANSTAAFL applies to sociology, the tragedy of the commons to economics. d. TANSTAAFL applies to economics, the tragedy of the commons to physical systems. e. TANSTAAFL applies to physical systems, the tragedy of the commons to socialsystems.
Exhibit 17-2
The figure below shows a sine wave on a string at one instant of time.
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Use this exhibit to answer the following question(s).
Refer to Exhibit 17-2. Which of the graphs below shows a wave where the wavelength is twice as large?
A.
B.
C.
D.
E.
