At 30°C the concentration of dissolved oxygen in a sample water is 7.54 ppm.The iodine liberated by 1000 mL of this sample water reacts completely with 9 mL Na 2 SO 3 solution.The concentration of this Na 2 SO 3 solution is-
1.At 30°C the concentration of dissolved oxygen in a sample water is 7.54 ppm.The iodine liberated by 1000 mL of this sample water reacts completely with 9 mL Na2SO3 solution.The concentration of this Na2SO3 solution is-
At 30°C the concentration of dissolved oxygen in a sample water is 7.54 ppm.The iodine liberated by 1000 mL of this sample water reacts completely with 9 mL Na 2 SO 3 solution.The | Suva Ai