how many electrons have been transferred to the silk

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Science

Description

A glass rod rubbed with silk acquires a charge of +1.3*10^-9C, how many electrons have been transferred to the silk?

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Explanation & Answer

Q = ne

n = Q/e = 1.3*10^-9/1.6*10^-19 = .8125 * 10^9 electrons = 8125 * 10^5 electrons

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