Answers

2014-11-17T22:45:45+05:30
there is no other supporter of combustion apart from oxygen.there are many combustible gases which can burn only if oxygen is present.
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2014-11-18T10:30:30+05:30
Hydrogen burns in Chlorine to form HCl. Thus, Chlorine gas supports the burning of Hydrogen.                                                                                                          P.S- It is also a redox reaction.There is reduction and oxidation going on
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