Calculate the number of electrons which will wait 1 gram
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mass of 1 electron = 9.1 × 10^-28g
mass of ' n ' electrons = 1g
(cross multification)
n × 9.1 × 10^-28 = 1 × 1
n = 1/9.1×10^-28
n = 0.1098 × 10^28
n = 1.099 × 10^27
so number of electron is 1.099 × 10^27
[i.e 1099000000000000000000000000]
mass of ' n ' electrons = 1g
(cross multification)
n × 9.1 × 10^-28 = 1 × 1
n = 1/9.1×10^-28
n = 0.1098 × 10^28
n = 1.099 × 10^27
so number of electron is 1.099 × 10^27
[i.e 1099000000000000000000000000]
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