Silver contains 5.8 * 1028 free electrons per cubic meter. At absolute zero, what is the speed of an electron with this energy?
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Silver contains 5.8 * 1028 free electrons per cubic meter. At absolute zero, what is the speed of an electron with this energy?
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- Determine the distance between the electron and proton in an atom if the potential energy U of the electron is 11.6eV. Give your answer in Angstrom.The conversion between electron-volts and joules is 1 eV=1.60x10^-19 J . The work function for silver is 7.43 x 10^-19 . What is the work function for silver expressed in electron-volts?Determine the distance between the electron and proton in an atom if the potential energy UU of the electron is 11 eV (electronvolt, 1 eV =1.6×10−19=1.6×10−19 J). Give your answer in Angstrom (1 A = 10-10 m).
- A uniform electric field is created by two horizontal parallel plate electrodes of length 10 cm separated by a vertical distance d = 5 cm and held at a potential difference V = 250V. A beam of electrons is introduced between the two plates with a horizontal velocity v = 5 x 106 m/s. What is the deflection distance towards the positive plate when the electron beam leaves the electric field?Determine the distance between the electron and proton in an atom if the potential energy ?U of the electron is 16 eV (electronvolt, 1 eV =1.6×10−19=1.6×10−19 J). Give your answer in Angstrom (1 A = 10-10 m).A uniform electric field is created by two horizontal parallel plate electrodes of length 10 cm separated by a vertical distance d = 5 cm and held at a potential difference V = 250V. A beam of electrons is introduced between the two plates with a horizontal velocity v = 5 x 106 m/s. What is the deflection distance towards the positive plate when the electron beam leaves the electric field? Select one: a. 5.0 cm b. 3.5 cm c. 1.76 cm d. 8.8 mm
- A carbon nucleus and an iron nucleus are initially located 5.98 nm apart from one another. How much work would it take to move the carbon nucleus to a new distance of 3.53 nm from the iron nucleus? 31.2 eV 39.0 eV 18.2 eV 26.0 eVThe distance, r , between the proton and electron in the hydrogen atom is about 10-10 m. Determine the value of the kinetic energy of the electron. Provide your answer in electron- volts (eV). Answer: Choose... +Can you help with this please?