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Asked by choudharylucky155 | 22 Apr, 2023, 05:06: PM
Expert Answer
Atomic weight of iron = 55.845 amu ;
Number n of atoms in 2.24 mg iron is
Where N = 6.02 × 1023 is avagadro number .
Number of electrons removed , ne = 2.416 × 1019 × 0.02 × 10-2 = 4.832 × 1015
Charge removed from given quantity of iron = -4.832 × 1015 × 1.602 × 10-19 = -7.741 × 10-4 C
Charge on given 2.24 mg iron = + 7.741 × 10-4 C
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