Choose the correct answer:
What is the energy (E, in J) of the photons emitted by an Ar^{+} laser with a wavelength of l = 488 nm?
a. 
2.46 x 10^{18} J 

b. 
2.46 x 10^{–18} J 

c. 
9.69 x 10^{–23} J 

d. 
4.07 x 10^{–19} J 

e. 
1.36 x 10^{–36} J 
Choose the correct answer: What is the energy (E, in J) of the photons emitted by...
3. a) b) A laser emits photons having energy of 3.74 x 1019 J. What color would be expected for the light emitted by this laser? (c = 3.00 x 108 m/s, h = 6.63 x 1034 J.) violet blue green yellow to orange orange to red e) 4. What is the frequency of a photon having an energy of 9.08 x 1016 J? (c = 3.00 x 108 m/s, h = 6.63 x 1034 J·s) a) 2.72 x 107...
How much energy (in J) is contained in 1.00 mole of 489 nm photons? 6.75 x 10 43 J 4.07 x 10 28 J O2.45 x 105 J 4.07 x 10 19 J Submit Request Answer ll
We were unable to transcribe this imageWhich of the following photons has the highest energy? O a photon emitted from a nuclear reaction with 1=425 nm O a photon from an N laser with 1= 337 nm O a photon from a KrF eximer laser with 1= 248 nm O a photon from a particle accelerator with 1= 10 nm O a photon from a lightbulb with 1 = 500 nm The work function of sodium is 0 = 2.9...
L THE ANSWER OURES 1. Quantized Energy and Photons a) Calculate the wavelength of light that has a frequency of 1.66 x 10s1 b) Calculate the wavelength of a photon that has an energy of 5.25 x 1019 j c) A mole of yellow photons of wavelength 527 nm has kJ of energy 2. Orbitals and Quantum N
Calculate the energy emitted per mole of photons (kJ/mol), by a neon sign with a frequency of 4.89 x 10" Hz. 2. A heat lamp produces 25.5 watts of power at a wavelength of 6.50 um. How many photons are emitted per second? (1 watt  1 J/s) An electron in a hydrogen atom relaxes to the n2 level emitting light of wavelength 410.2 nm. What is the value of n for the level where the electron originated? Hint: Use...
One watt (W) is equal to 1 J/s. Assume that 5.0% of the energy output of a 75 watt light bulb is visible light and that the average wavelength of the light is 550 nm, how many photons per second are emitted by the light bulb? If 5.0% of the energy of a 75 watt light bulb is visible light, then the rate of energy of all the photons emitted is J/s (3 s.f.). A 550 nm wavelength is the...
What is the energy in joules of a mole of photons associated with visible light of wavelength 486 nm? (c = 3.00 x 10 m/s; h = 6.63 x 1034 J·s; NA = 6.022 x 1023 moles) Select one: a. 6.46 x 1016 J b. 6.46 x 1025 c. 2.46 x 104 J Od. 12.4 kJ O e. 246 kJ
Calculate the energy of the red light emitted by a neon atom with a wavelength of 753.2 nm. 2.34 x 1019 j 4.27 x 1019 j 3.54 x 1019 ) 2.64 x 1019 2.83 x 1019 j 6.45 x 1019 j
Be sure to answer all parts. When copper is bombarded with highenergy electrons, Xrays are emitted. Calculate the energy (in joules) associated with the photons if the wavelength of the Xrays is 0.286 nm. Enter your answer in scientific notation x 10 J S р w Me Graw < Prev 12 of 25 i Next > FS 72 # 3 2 A $ 4 % 5 6 & 7 00 9 0 W E R T T Y U O...
When a compound containing sodium ions is heated in a Bunsen burner flame, photons with an energy of 3.38 x 10^19 J are emitted. What is the wavelength and color of the sodium flame? 589 nm yellow light light that is not visible to the naked eye 463 nm 542 nm 689 nm red light No answer text provided. Green light blue light 338 nm.