During the electrolysis of dilute tetraoxosulphate (VI) acid solution 0.05 mole of electrons was passed what volume of gas was produced at the anode? (Gaseous molar volume = 22. 4dm3 at s.t.p)

A. 0.224 dm3
B. 0.280 dm3
C. 0.560 dm3
D. 2.24 dm3
E. 22.4 dm3

Correct Answer: Option B

B. 0.280 dm3