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N R Verma Verma

· started a discussion

· 1 Months ago

wrong answer (Question: 331209.0 )

http://climate.ncsu.edu/edu/k12/.AtmComposition

Question:

Which one of the following is the most abundant gas in the earth's atmosphere other than nitrogen and oxygen?

Options:
A)

Argon

B)

Carbon dioxide

C)

Hydrogen

D)

Methane

Solution:

Ans: (a)

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