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Common static electricity involves charges ranging from nanocoulombs to microcoulombs. (a) How many electrons are needed...

Common static electricity involves charges ranging from nanocoulombs to microcoulombs. (a) How many electrons are needed to form a charge of -8.90nC? 5.56e10 (b) How many electrons must be removed from a neutral object to leave a net charge of 0.590\mu C?

I only need help with (b).

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Answer #1

(b)

neutral object to leave a net charge of 0.590\mu C

0.590×10^−6 C / 1.6×10^−19 C/e−

= 3.6875×10^12 electrons

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