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Tardigrade
Question
Chemistry
The mass of one mole of electron is
Q. The mass of one mole of electron is
3291
209
Some Basic Concepts of Chemistry
Report Error
A
9.1
×
1
0
−
28
g
27%
B
0.55 mg
40%
C
9.1
×
1
0
−
24
g
22%
D
6
×
1
0
−
12
g
10%
Solution:
∵
Mass of one electron =
9.1
×
1
0
−
31
kg =
9.1
×
1
0
−
28
g
∵
Mass of 1 mole of electrons, i.e., mass of
6.023
×
1
0
23
=
9.1
×
1
0
−
28
×
6.023
×
1
0
23
electron
=
5.48
×
1
0
−
4
= 0.00055 g
= 0.55 mg