The reaction between iodate and ... and 10mL of 1M H2SO4 (sulfuric acid). Dilute to 1L. NOTE: Solution B is stable for approximately 10 hours after the addition of sulfuric acid. Starch solution may ...

This outlines one way to carry out the practical using copper(II) oxide powder and dilute sulfuric acid ... leave it aside for a few days. Warm acid will react faster than cold acid, helping ...

Add some dilute ... sulfuric acid into the hot water to warm up the acid. 4. Fold a piece of filter paper and put it into a filter funnel. Fit the filter funnel into a conical flask. 5. Add the ...