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Glowing heart

We burn a heart in a piece of paper with the help of oxygen produced upon the decomposition of the potassium nitrate solution.

01:20

Chemistry

Keywords

potassium nitrate, decomposition, oxygen, combustion, incandescence, rapid fire, exothermic, paper, filter paper, experiment, chemistry

On-screen labels

the heart drawn by potassium nitrate solution, 4KNO3 = 4NO2 + 2K2O + O2
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