Physics, 23.01.2020 21:31 jmascar5334

How many electrons must be added to an object to give it an overall net charge of -3.0 x 10^-7 c? the charge of an electron is -1.602 x 10^-19 c.
1.9 x 10^12 electrons
3.1 x 10^13 electrons
2.0 x 10^10 electrons
1.4 x 10^14 electrons

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