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If the charge on an object is measured as 4.0 x 10-18C, how many excess electrons does ...

If the charge on an object is measured as 4.0 x 10-18C, how many excess electrons does the object possess, given that the charge of an electron is 1.6 x 10-18C
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  • A 18
  • B 19
  • C 25
  • D 37
Correct Answer: Option C
Explanation:
\(\frac{4 \times 10^{-18}}{1.6 \times 10^{-19}} = 25\)

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