how many electrons have been transferred to the silk

Physics
Tutor: None Selected Time limit: 1 Day

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

May 26th, 2015

Q = ne

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

Please let me know if you have any questions and best me if you are satisfactory.

May 26th, 2015

how much mass has the glass rod gained or lost?

May 26th, 2015

8125 * 10^5 * 9*10^-31kg

May 26th, 2015

okay so now I have a different question... how do I find the magnitude or the electric field if the only give me the distance between


May 26th, 2015

Please post this as a separate question and give your rating.

May 26th, 2015

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May 26th, 2015
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