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hummer
05-15-2008, 11:24 AM
:oops:
The chemically inactive gas present in the atmosphere is :
a) nitrogen.
b) argon.
c) water vapour.
d) oxygen.

teena chandran
05-19-2008, 11:37 PM
argon. because noble gases are inative & argon is one among them

hummer
05-20-2008, 09:36 AM
thanks teena chandran

teena chandran
04-01-2009, 03:39 PM
welcome