In an electrolysis experiment, a cathode of mass 5g is found o weigh 5.01g after...

JAMB 1979

In an electrolysis experiment, a cathode of mass 5g is found o weigh 5.01g after a current of 5A flows for 50 seconds. What is the electrochemical equivalent of the deposited substance?

A. 0.00004g/C
B. 0.00002g/C
C. 0.02500g/C
D. 0.05000g/C
E. 0.00001g/C

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Correct Answer: Option A

Explanation

M = Itz

5.01 - 5.00 = 50 x 5 x z

z = 0.00004g/C

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In an electrolysis experiment, a cathode of mass 5g is found o weigh 5.01g after...

Correct Answer: Option A

Explanation

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