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- Answered 18: Nitrogen has a greater first ionization energy that phosphorus. What is the best evidence to support this observation?What is the wavelength in nm of 7.47*10-1917-please fast Which one of the following sets of quantum numbers could be those of the distinguishing (last) electron of 42Mo? Select one: a. n = 5, l = 1, ml = 1, ms = -1/2 b. n = 4, l = 0, ml = 0, ms = +1/2 c. n = 4, l = 2, ml = -1, ms = +1/2 d. n = 5, l = 2, ml = +2, ms = -1/2
- What is the energy of a photon of wavelength 444 nm (in Joules)? Question 4 options: 4.47x10-19 5.13x10-19 9.32x10-19 8.34x10-19 6.34x10-19Calculate the frequency in hertz, the energy in joules, and the energy in electron volts of an X-ray photonwith a wavelength of 5.47 Å.What is the velocity of electrons emitted from K metal (threshold energy = 2.25eV) using incident radiation of 6.2eV. Input only answer for velocity in m/s
- What is the wavelength (in nm) of radiation that has an energy content of 5.63×103 kJ/mol? Express answer in scientific notation.The energy required to split apart dioxygen according to the equation is 8.17 × 10-19 J/molecule. O2(g) → 2O(g) Calculate the frequency (Hz) of the photon that can dissociate dioxygen. Express answer in scientific notation.What is the wavelength of light with a frequency of 5*1014Hz Question 3 options: 1200 nm 1000 nm 800 nm 600 nm 400 nm None of the other responses are correct.
- 6. The uncertainty of position of a neutron is 1.1 x10-4. Calculate the uncertainty in measuring the speed. Group of answer choices a. 2.9 x 10exp-4 m/ s b. 0.29 m/s c. 1.80 x 10exp-10 m/ s d. 1.22 m/sIonization means an electron is completely removed from an atom. Complete removal occurs when n-infinity. How much energy would be required to ionize one atom of hydrogen? asap please detail answer with all steps how to calculate answerCalculate the wavelength in nm of 3.83 x 10^14 s^-1 light. Sig figs please. Thanks!
