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Self-igniting sawdust

Chemicals: sawdust, sodium peroxide, soda.

Procedure: is poured into a beaker sawdust and sprinkle with sodium peroxide. This mixture pours soda. Immediately begins to decompose peroxide, sodium and ignite the sawdust.    

Na2O2 + 2H2O --> 2NaOH + H2O2
2H2O2 --> 2H2O + O2
2Na2O2 + 2CO2--> 2Na2CO3 + O2

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