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CBSE Class 12-science Answered

calculate the mass of silver deposited from silver nitrate solution by a current of 2A flowing for 30 minutes
Asked by chaudharij608 | 03 Jul, 2019, 03:07: PM
answered-by-expert Expert Answer
Given:

Molar Mass of Ag = 108 g/mol

1F = 96500 C mol−1
 
 
straight m equals ZIt

straight Z space equals space fraction numerator Equivalent space weight over denominator 96500 end fraction equals 108 over 96500

straight t space equals space 30 space min space equals space 30 space cross times space 60 space seconds

therefore straight m space equals space 108 over 96500 cross times space 2 space cross times space 30 space cross times space 60

therefore straight m space equals space 2.01 space straight g
Answered by Ramandeep | 03 Jul, 2019, 03:35: PM
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