Which of the following occurs as the energy of a photon increases?
A) The frequency decreases.
B) The wavelength increases.
C) The speed increases.
D) The wavelength gets shorter.
E) None of the above occurs as the energy of a photon increases.
(a) Find the photon energy and wavelength for the series limit
(shortest wavelength) in the Balmer series (nf
= 2) for the hydrogen atom.
___________eV
_________ nm
(b) Calculate the wavelength for the three longest wavelengths in
this series.
longest
____________nm
second longest
____________nm
third longest
____________nm
A. Determine the wavelength of a photon (in nm) whose
energy per photon is 2.73 x 10-19
J.
B. Consider the reaction equation for combustion of
C6H8O2. What is the sum of the
coefficients for the products?
C. Calculate the energy (kJ/mol) of photons of
wavelength 615 nm.
D. Determine the energy of a photon (in Joules) whose
frequency is 6.181 x 1015 Hz.
Find the photon energy, frequency, wavelength, and wavenumber
for the photon emitted in the n=5 n=3 transition in the hydrogen
atom. Is this photon visible? If not is it in the UV or IR portion
of the spectrum?
40. Which of the following typically occur during a
recession?
a. The Velocity of Money increases because people spend less
b. Unemployment increases
c The Federal Reserve increases interest rates
d. All of the above
41. The Fed implements “monetary policy” through each of the
following EXCEPT
a. Setting reserve requirements
b. Setting the discount rate
c. Setting the terms of international trade
d. Conducting open-market operations
42. Under which of the following business organizations do the
owners have unlimited...
Calculate the energy (in joules) of
(a)a photon with a wavelength of 5.00 × 104 nm (infrared region)
and
(b)a photon with a wavelength of 52 nm (ultraviolet region).
(c)Calculate the kinetic energy of an electron ejected by the
photon in part (b) from a metal with a binding energy of 3.7
eV.
The speed of electromagnetic waves
Depends on the wavelength in a vacuum
Depends on the photon energy
Is the same as the speed of sounds
Is the same for all waves regardless of wavelength
2. Vertically polarized light with an intensity of 1000
mW/m2 is coming toward you. After passing through a
polarizing filter that is tilted 45 degrees relative to horizontal,
what is the wave’s intensity?
707 mW/m2
500 mW/m2
333 mW/m2
250 mW/m2
0 mW/m2
In a Compton collision, if the wavelength of the photon is 1.00
pm and its deflected angle is 60.0°, what is the speed of the
scattered electron? The answer can't be greater than c (3x10*8
m/s)