Chemistry > 2013 > 25
JAMB UTME
Calculate the volume in cm3 of oxygen evolved at s.t.p. when a current of 5A is passed through acidified water for 193s.
[F = 96,500 Cmol-1, Molar volume of a gas at s.t.p. = 22.4 dm3]
[F = 96,500 Cmol-1, Molar volume of a gas at s.t.p. = 22.4 dm3]
A.
0.224
B.
56.000
C.
224.000
D.
0.056.
Answer: B
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