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10 years ago Edited: 5 years ago, bio_man
In a head-on collision, an alpha particle (Z = 2) of energy bounces straight back from a nucleus of charge How close were the centers of the objects at closest approach? (1 eV = 1.60 × 10-19 J, e = 1.60 × 10-19 C, 1/4πε0 = 8.99 × 109 N ∙ m2/C2) • 2.17 × 10-14 m • 6.56 × 10-15 m • 3.39 × 10-12 m • 2.81 × 10-14 m
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