Answer Happy

In the Reaction of lodine with Zinc experiment, how do you know when the reaction is complete? O The brown color in the solution disappears. O The solution turns brown. The solid zinc is all gone. O The solid turns white.
In the "Reaction of lodine with Zinc experiment, why is it dangerous to use a Bunsen burner? The reaction produces a flamable gas. O The solvent fumes are flammable. O It is not. O The products of the reaction will decompose.