An environmental engineer submits an air sample contaminated with sulfur dioxide to the lab for analysis. To a 500 mL air sample at 700 torr and 38 deg C, she adds 24.00mL of 0.01017 M aqueous iodine which reacts as follows:SO2 + I2 +H20–> HSO4+I+H (unbalanced)The Unreacted I2 is titrated with 11.37 mL of 0.0105 M sodium thiosulfate (Na2S2O3):I2+S203–>I +2406 (unbalanced)What is the volume % of SO2 in the air sample?
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