The charge in coulombs of 1gram ion of N^3- is (the charge on an electron is 1.602 × 10^-19C) -
The charge in coulombs of 1gram ion of N3- is (the charge on an electron is 1.602 × 10-19C) -
(A) 2.894 × 105C
(B) 3.894 × 105C
(C) 2.894 × 106C
(D) None of these
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