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Asked by manishguptaballia.15 | 11 May, 2024, 03:57: PM
answered-by-expert Expert Answer

Dear Student,

Correct answer option is D.

Mass of electron = 9.108 ×10-31 kg

No. of electrons that would weigh 1 kg = 1 / 9.108 ×10-31

1 mole = 6.023 ×1023

Hence,

No. of moles of electrons that would weigh 1 kg 

=  1 / (9.108 ×10-31× 6.023 ×1023)

= [1 / (9.108 × 6.023) ] ×108

 

Answered by | 13 May, 2024, 09:35: AM
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