Castilla-La Mancha PAU Chemistry (Química - UCLM 2026) Practice Questions - Castilla-La Mancha PAU Chemistry (Química - UCLM 2026) Exam

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Calculate the de Broglie wavelength associated with an electron (m = 9.11 · 10⁻³¹ kg) moving at a velocity v = 2.00 · 10⁶ m/s. (Given: h = 6.626 · 10⁻³⁴ J·s).

0.364 nm 1.21 nm 3.64 nm 0.036 nm

Correct Answer:

0.364 nm

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