An Electron Inside a Hydrogen Atom Is Confined to Within

Multiple Choice

An electron inside a hydrogen atom is confined to within a space of 0.110 nm.What is the minimum uncertainty in the electron's velocity? (h = 6.626 × 10^-34 J ∙ s,m_el = 9.11 × 10^-31 kg)

A) 3.31 × 10⁶ m/s
B) 4.71 × 10⁶ m/s
C) 3.30 × 10⁸ m/s
D) 4.71 × 10⁸ m/s
E) 3.30 × 10¹⁰ m/s