Question: When an object such as a plastic comb is charged by rubbing it with a cloth, the net charge is typically a few microcoulombs. If

When an object such as a plastic comb is charged by rubbing it with a cloth, the net charge is typically a few microcoulombs. If that charge is $3.0 μc,$ by what percentage does the mass of a $9.0 -$ g comb change during charging?

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