What volume of 0. 1125 M K₂Cr₂O₇ would be required to oxidize 68.16 mL of 0.3006 M Na₂SO₃ in acidic solution? The products include Cr3+ and SO₄₂ ions
a) 14.36 ml.
b) 28.75 mL
c) 43.12 mL
d) 60.67 ml.
e) 32. 15 mL