A solid contains 5x10^21 number of atoms. If an electron is removed from each of 0.01% of number of atoms the charge gained by this solid is 1)+0.08C 2)-0.08C 3)+0.04 4)+0.16
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Explanation:
The number of electrons removed in total is given as,
n=
100
0.01
×5×10
21
n=5×10
17
The total charge removed is given as,
q=ne
q=5×10
17
×1.6×10
−19
q=−0.08C
Thus, the charge gained by the solid is +0.08C.
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