hydrogen brun in air and give a pop sound
is true or fault
explan why
hydrogen
2010-06-30 6:22 am
回答 (4)
2010-07-01 1:20 am
✔ 最佳答案
2H2+O2=2H2OIt will explode when burning
2010-06-30 10:16 pm
睇題目得唔得呀,hydrogen呀
2010-06-30 7:09 am
A burning splint burns in hydrogen to give a pop sound.
2010-06-30 6:31 am
Oxygen Burn in air and give a pop sound/
Fault
Fault
收錄日期: 2021-04-13 17:20:55
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20100629000051KK01686