How many electrons must be removed …
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Payal Singh 6 years, 11 months ago
Let the number of electrons removed be n
Charge on one electron = {tex} 1.6 \times 10^{-19} {/tex}
Then
{tex}=> n \times 1.6 \times 10^{-19} = 1\times 10^{-7}{/tex}
{tex}=> n = {1\times 10^{-7} \over 1.6 \times 10^{-19} }{/tex}
{tex}=> n = 6.25 \times 10^{11} {/tex}
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