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no. of electrons (mass of 1 electron)= mass of 1 proton
no. of electrons (
9.109 x  10^{-28} grams)= 1.672 x  10^{-24} grams
no. of electrons= 
1.672 x  10^{-24}  grams / 9.109 x  10^{-28} grams
no. of electrons= 1836

1836 electrons should be placed on one side of the seesaw to balance it if the other has 1 proton on it.

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