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Pankajam
's Polls
Gas
Which is the most abundant gas in our atmosphere?
A. Oxygen
1 vote (50%)
A. Oxygen
B. Nitrogen
1 vote (50%)
B. Nitrogen
C. Hydrogen
0 votes (0%)
C. Hydrogen
D. Helium
0 votes (0%)
D. Helium
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2 votes
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Wolmal
(256 symbols max)
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