calculate the number electrons which will together weigh one gram
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9.1×10raise to power -28g =1 electrone
therefore 1g=1/9.1×10 raise to power -28×1=1.098×10raise to power 27electrones
therefore 1g=1/9.1×10 raise to power -28×1=1.098×10raise to power 27electrones
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