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studying for my final, help
19) [5 pts) A photon with an energy of E, =...
studying for my final, help 19) (5 pts) A photon with an energy of E, =...
studying for my final, help
19) (5 pts) A photon with an energy of E, = 2.090 GeV creates a proton-antiproton pair in which the proton has a kinetic energy of 95.0 MeV. What is the kinetic energy of the antiproton? (m,c2 = 938.3 Mev) a. 50.8 MeV b. 84.2 MeV c. 118.4 MeV d. 60.2 eV e. 231.4 MeV
An proton-antiproton pair is produced by a 2.05×1032.05×103 MeV photon. What is the kinetic energy of...
An proton-antiproton pair is produced by a 2.05×1032.05×103 MeV photon. What is the kinetic energy of the antiproton if the kinetic energy of the proton is 86.90 MeV? Use the following Joules-to-electron-Volts conversion 1eV = 1.602 × 10-19 J. The rest mass of a proton is 1.67×10−271.67×10−27 kg. _______________ MeV
10. An proton-antiproton pair is produced by a 2.10×1032.10×103 MeV photon. What is the kinetic energy...
10. An proton-antiproton pair is produced by a 2.10×1032.10×103 MeV photon. What is the kinetic energy of the antiproton if the kinetic energy of the proton is 55.95 MeV? Use the following Joules-to-electron-Volts conversion 1eV = 1.602 × 10-19 J. The rest mass of a proton is 1.67×10−271.67×10−27 kg. MeV
10. An proton-antiproton pair is produced by a 1.90 x 103 MeV photon. What is the...
10. An proton-antiproton pair is produced by a 1.90 x 103 MeV photon. What is the kinetic energy of the antiproton if the kinetic energy of the proton is 15.87 MeV? Use the following Joules-to-electron-Volts conversion leV = 1.602 x 10-19 J. The rest mass of a proton is 1.67 x 10-27 kg. X(6.13) MeV (Show my other submissions
studying for my final, help 18) (5 pts) If a rubidium surface is irradiated with blue...
studying for my final, help
18) (5 pts) If a rubidium surface is irradiated with blue light of wavelength 450.0 nm, what is the kinetic energy of the electrons emitted? (The work function for rubidium is d = 2.09 eV.) a. 2.67 eV b. 18.51 eV c. 0.67 eV d. 5.89 eV e. 0.26 eV
studying for my final, help 3) [5 pt) What is the maximum kinetic energy (in eV)...
studying for my final, help
3) [5 pt) What is the maximum kinetic energy (in eV) of a photoelectron emitted from a surface whose work function is 5.0 eV when illuminated by a light whose wavelength is 200 nm? a. 1.9 eV b. 1.2 eV c. 3.1 eV d. 0,0 eV e. 6.2 eV
studying for my final, help 3) [5 pts) Find the binding energy Q (in MeV) of...
studying for my final, help
3) [5 pts) Find the binding energy Q (in MeV) of carbon-12. Assume: mc = 12.000 000 u m, = 1.007 825 u m = 1.008 665 u u = 1.66 x 10-27 kg
studying for my final, help 14) [5 pts) Calculate the most probable value of r for...
studying for my final, help
14) [5 pts) Calculate the most probable value of r for an electron in the ground state of the hydrogen atom. If P1s (r) = e-2rao, then evaluate the most probable value of r by setting 42 18 = 0 and solving for r. Sº ở d d a. ro= ao 0.6529 nm d. Yo = e. None the above
studying for my final, help 17) [5 pts] The half-like of 1311 is 8 days. On...
studying for my final, help
17) [5 pts] The half-like of 1311 is 8 days. On a certain day, the activity of an 1311 sample is 6.4 mCi. What is its activity 40 days later? a. 400 uCi b. 200 uCi c. 100 pCi d. 50 uCi e. 300 uCi
studying for my final, help pulent 5) (5 pts) Find the uncertainty in the momentum (in...
studying for my final, help
pulent 5) (5 pts) Find the uncertainty in the momentum (in kg.m/s) of an electron if the uncertainty in its position is equal to 3.4 x 10-10 m, the circumference of the first Bohr ohit a. 6.2 x 10-25 kg.m/s b. 1.6 x 10-25 kg.m/s c. 1.55 x 10-25 kgm/s d. 19.4 x 10-25 kgm/s e. 2.0 x 10-24 kg. m/s
studying for my final, help
19) (5 pts) A photon with an energy of E, = 2.090 GeV creates a proton-antiproton pair in which the proton has a kinetic energy of 95.0 MeV. What is the kinetic energy of the antiproton? (m,c2 = 938.3 Mev) a. 50.8 MeV b. 84.2 MeV c. 118.4 MeV d. 60.2 eV e. 231.4 MeV
10. An proton-antiproton pair is produced by a 1.90 x 103 MeV photon. What is the kinetic energy of the antiproton if the kinetic energy of the proton is 15.87 MeV? Use the following Joules-to-electron-Volts conversion leV = 1.602 x 10-19 J. The rest mass of a proton is 1.67 x 10-27 kg. X(6.13) MeV (Show my other submissions
studying for my final, help
18) (5 pts) If a rubidium surface is irradiated with blue light of wavelength 450.0 nm, what is the kinetic energy of the electrons emitted? (The work function for rubidium is d = 2.09 eV.) a. 2.67 eV b. 18.51 eV c. 0.67 eV d. 5.89 eV e. 0.26 eV
studying for my final, help
3) [5 pt) What is the maximum kinetic energy (in eV) of a photoelectron emitted from a surface whose work function is 5.0 eV when illuminated by a light whose wavelength is 200 nm? a. 1.9 eV b. 1.2 eV c. 3.1 eV d. 0,0 eV e. 6.2 eV
studying for my final, help
3) [5 pts) Find the binding energy Q (in MeV) of carbon-12. Assume: mc = 12.000 000 u m, = 1.007 825 u m = 1.008 665 u u = 1.66 x 10-27 kg
studying for my final, help
14) [5 pts) Calculate the most probable value of r for an electron in the ground state of the hydrogen atom. If P1s (r) = e-2rao, then evaluate the most probable value of r by setting 42 18 = 0 and solving for r. Sº ở d d a. ro= ao 0.6529 nm d. Yo = e. None the above
studying for my final, help
17) [5 pts] The half-like of 1311 is 8 days. On a certain day, the activity of an 1311 sample is 6.4 mCi. What is its activity 40 days later? a. 400 uCi b. 200 uCi c. 100 pCi d. 50 uCi e. 300 uCi
studying for my final, help
pulent 5) (5 pts) Find the uncertainty in the momentum (in kg.m/s) of an electron if the uncertainty in its position is equal to 3.4 x 10-10 m, the circumference of the first Bohr ohit a. 6.2 x 10-25 kg.m/s b. 1.6 x 10-25 kg.m/s c. 1.55 x 10-25 kgm/s d. 19.4 x 10-25 kgm/s e. 2.0 x 10-24 kg. m/s
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