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   Calculate the number of electrons constituting one coulomb of charge.

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Given: Q=1C  

We know that the charge of an electron e=1.6\times 10^{-19}C

         Q=ne

      \Rightarrow n=\frac{Q}{e}

               \Rightarrow n=\frac{1}{1.6\times 10^{-19}}=6.25\times 10^{18}

Thus,  the number of electrons constituting one coulomb of charge is6\times 10^{18} electrons.

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seema garhwal

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