An electron is known to be confined to a region of width 0.1 nm. What is an approximate expression for the least kinetic energy it could have, in eV?
A)1.2 eV
B)2.7 eV
C)3.2 eV
D)3.8 eV
E)4.3 eV

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The Answer of An electron is known to be confined to a region of width 0.1 nm. What is an approximate expression for the least kinetic energy it could have, in eV?
A)1.2 eV
B)2.7 eV
C)3.2 eV
D)3.8 eV
E)4.3 eV

An Electron Is Known to Be Confined to a Region