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  • As spotlightman asked, how did u get 50%??

  • how the hell did you get 50% hydrogen peroxide!

  • Nice, but get a job.

  • could you not use MnO2 instead? its loads cheaper and easy to get.

  • unfortunately we're not allowed to do this one in the chemistry lab :((( the only semi-interesting experiment we're done so far was the iodine clock experiment, that was pretty cool.

  • That's very interesting! 5*

  • Quite cool, are you a chemistry lecturer?

  • very good work

  • Thanks

  • lol love it....let's brush our teeth!!

  • Permanganate?! why dont use iodine?

  • Do you mean iodide? KI?

  • Permanganate also produce similar result, and I will film one using iodide very soon.

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