HYDROGEN
回答 (2)
2011-06-16 5:26 pm
✔ 最佳答案
When Hydrogen burns in air , water is formed .2H2 + O2--- flaming----->2H2O .
As the reaction is exothermic , the high heat will make the water evaporating immediately .
2011-06-16 6:28 am
when a burning splint burns in hydrogen
a 'pop' sound is heard.
你係唔係問呢樣??
a 'pop' sound is heard.
你係唔係問呢樣??
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https://hk.answers.yahoo.com/question/index?qid=20110615000051KK01158