Which of these sentences is true about nitrogen? a - as nitrogen is the rarest gas in the atmosphere, very few organism can use it directly. b - even though nitrogen is an abundant gas in the atmosphere, very few organisms can use it directly. c - even though nitrogen is an abundant gas in the atmosphere, no organisms can use it directly.

Question

Chemistry

Manuel Graves

3 August, 02:42

Which of these sentences is true about nitrogen? a - as nitrogen is the rarest gas in the atmosphere, very few organism can use it directly. b - even though nitrogen is an abundant gas in the atmosphere, very few organisms can use it directly. c - even though nitrogen is an abundant gas in the atmosphere, no organisms can use it directly.

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Quentin Sexton · Answer 1

B is true because plants can only use nitrogen in the form of nitrates, no other living thing needs nitrogen therefore the percentage of nitrogen in the atmosphere is 79%