a Most of the sodium chlorate, Nacio. produced in the United States is converted into chlorine dioxide, which is then used for bleaching wood pulp. 2 NacIOs(aq) + 4HCI(aq) 2ci0:(8) + Cla(g) + 2 NaCI(aq) + 2 H20(1) a. How many milliliters of 12.1 M HCI are necessary to react completely with 35.09 g of sodium chlorate, NaClO,? b. What is the mass, in grams, of Cl02 that can be formed from the complete reaction of 65 mL of 12.1 M HCI?