An oil drop has a charge of 8.0 $\times$ 10^-19 C. The number of excess electrons on the oil drop is

Name: An oil drop has a charge of 8.0 $\times$ 10 -19 C. The number of excess electrons on the oil drop is
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The charge of a single electron is approximately 1.6 $\times$ 10^-19 C. To find the number of excess electrons, divide the total charge by the charge of one electron: $ \frac{8.0 \times 10^{-19} \text{ C}}{1.6 \times 10^{-19} \text{ C/electron}} = 5 $ electrons.

An Oil Drop Has a Charge of 8 ×\times× 10-19 C

An Oil Drop Has a Charge of 8 $\times$ 10^-19 C