Atomic weight of Al is 27.5 Faraday of electricity is passed in the solution of `Al^(3)+` ions. Which of the following amounts of Al will b e deposite
Atomic weight of Al is 27.5 Faraday of electricity is passed in the solution of `Al^(3)+` ions. Which of the following amounts of Al will b e deposited at the cathode?
A. 27g
B. 36g
C. 45.0g
D. 9.0g
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Correct Answer - C
Faraday liberates one g equivalent of a substance
`1F=9g ` of Al
`therefore 5F=9xx5=45` of Al
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