Question

How many grams of cobalt metal will be deposited when a
solution of cobalt (II) chloride is electrolyzed with a current
of 10 amperes for 109 minutes (1 Faraday = 96,500 C; Atomic
mass of Co = 59 u) [NEET Kar. 2013]
(a) 0.66 (b) 4.0
(c) 20.0 (d) 40.0

Answer 1

Explanation:

How many grams of cobalt metal will be deposited when a

solution of cobalt (II) chloride is electrolyzed with a current

of 10 amperes for 109 minutes (1 Faraday = 96,500 C; Atomic

mass of Co = 59 u) [NEET Kar. 2013]

(a) 0.66

(b) 4.0

(c) 20.0

(d) 40.0

Answer 2

Answer:

(d)40.0

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