Pocket body warmer
Level Elementary
Concept
It is confirmed that heat is released in the chemical reaction by oxidization and sulphuration with iron powder.
Experiment Iron and sulphur
Materials
iron powder, sulphur, mortar, pestle, thermometer, paper, and balance
Procedure
Fe + S → FeS
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Level Elementary
Concept
It is confirmed that heat is released in the chemical reaction by oxidization and sulphuration with iron powder.
Experiment Iron and sulphur
Materials
iron powder, sulphur, mortar, pestle, thermometer, paper, and balance
Procedure
- The iron powder 14g and the sulphur 8g are measured and taken.Put them in the mortar and mix.
- Water is put in by two and three drops, and the ball of iron filings and sulphur is made.
- The ball is wrapped with the paper, and the thermometer is inserted in the inside.
- The tucked ball with the paper is warmed by the palm.Warm it by the palm until the temperature exceeds 40℃ You put on the desk
- afterwards, and observe it.
Fe + S → FeS
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