If 1.80×1020 electrons move through a pocket calculator during a full day's operation, how many coulombs of charge moved through it? Negative charge of an electron = 1.602×10−19 C −30.52 C −20.30 C −28.84 C 55.05 C
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If electrons move through a pocket calculator during a full day's operation, how many coulombs of charge moved through it?