Saturated potassium iodide is added to a mixture of soap, glycerin, water, and hydrogen peroxide. Oxygen and water vapor are trapped in soap bubbles resulting in a long, soapy snake. 1. Prepare soap ...

To Conduct Demonstration: Pour 125mL of 30% hydrogen peroxide into a tall cylinder containing 100mL of soap solution. Carefully add 50mL saturated KI solution to the cylinder. The reaction proceeds ...