Question

many Faradays are required to reduce 0.25 g of Nb (V) to the
Atomic weight : Nb = 939)
a) 2.7 x 10-3
(h) 13 x 10-2
(d) 7.8x10
(c) 2.7 x 10-2
mbat is the atomic​

Answer 1

Answer:

b.)

is the correct ans.