Particle in a Box: an Electron Is in an Infinite

question 46

Multiple Choice

Particle in a box: An electron is in an infinite square well (a box) that is 8.9 nm wide. What is the ground state energy of the electron? (h = 6.626 × 10^-34 J ∙ s, m_el = 9.11 × 10^-31 kg, 1 eV = 1.60 × 10^{-19 J})

• A) 0.0048 eV
• B) 0.0057 eV
• C) 0.0066 eV
• D) 0.0076 eV
• E) 0.0085 eV