The mass of one jelly bean is 1.10 g which is determined from the average of the masses of the scoops of Jelly bean.
Robert Millikan set up an experiment to determine the charge on electron using an oil droplet. This was known as the charged oil droplet experiment.
In the experiment, Millikan sprayed tiny oil drops into a uniform electric field between a horizontal pair of oppositely charged plates and observed them with a magnifying eyepiece.
The electric field was adjusted so that the upward force on some negatively charged oil drops was just sufficient to balance the downward force of gravity.
The charges on many of the oil droplets was found to be whole number multiples of 1.6 × 10⁻¹⁹ C, which is the the charge on an electron.
The mass of a single jelly is determined from the average of the sum of all the masses of the scoops of jelly bean.
Learn more about Millikan experiment at: https://brainly.com/question/22047929
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