The Fermi Level (Energy) of a Metal Is 5

question 19

Multiple Choice

The Fermi level (energy) of a metal is 5.5 eV. What is the number of conduction electrons per unit volume for this metal? (^mel = 9.11 × 10^-31 kg, 1 eV = 1.60 × 10^-19 J, h = 6.626 × 10^-34 J ∙ s)

• A) 5.8 × 10²⁸ / m³
• B) 6.2 × 10²⁸ / m³
• C) 4.1 × 10²⁸ / m³
• D) 8.4 × 10²⁸ / m³
• E) 3.3 × 10²⁸ / m³

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