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The kinetic energy of electron is 4.5...

The kinetic energy of electron is `4.55 xx 10^(-25) J ` and mas is `9.1 xx 10^(-31) kg` then calculate velocity , momentum and wave length of electron.

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velocity `=1xx 10^(3) ms^(-1)` momentum = `9.1 xx 10^(28) kg ms^(-1) lambda = 7.28 xx 10^(7) m`
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