EXERCISES
Calculate the number of electrons which will together weigh one gram.
Answers
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Explanation:
ANSWER
The number of electrons which will weigh 1 g is
9.11×10
−31
10
−3
=1.098×10
27
.
Mass of one mole of electrons is 9.11×10
−31
×6.023×10
23
=5.486×10
−7
kg.
Charge of 1 mole of electrons is 1.602×10
−19
×6.023×10
23
=9.647×10
4
C.
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