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A sphere is charged with electrons to −9 × 10−6 C.
How many electrons make up this charge?
The elemental charge is 1.6 × 10−19 C.

Respuesta :

To refer to the original question?The answer is approxamately 24 electrons on a sphere. 

But the answer to the problem is:1.6 x 10-19 
(-8x10-6)/(-1.6x10-19)=5x10^13

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