Sodium can catch fire without any :a.external oxygen supplyb.external heat supplyc.both external heat sup & external oxygen supplyd.heat trapped in
Question
Sodium can catch fire without any :a.external oxygen supplyb.external heat supplyc.both external heat sup & external oxygen supplyd.heat trapped in
Solution
The correct answer is b. external heat supply. Sodium is a very reactive metal that can catch fire even without an external heat supply. However, it does require oxygen to burn. Therefore, it cannot catch fire without an external oxygen supply.
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