Answers

2015-12-15T19:51:30+05:30


a colourless, odourless reactive gas, the chemical element of atomic number 8 and the life-supporting component of the air.


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2015-12-15T19:59:45+05:30
Oxygen is actually a chemical element which do not have colour and smell.....Every living being needed oxygen for their survival.........
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Hope u got it....plz mark my answer as brainliest......