The amount of carbon dioxide present in air is
(a) 0.03% (b) 0.05%
(c) 0.02% (d) 0.06%
Answers
Answered by
2
Answer:
Option a is the right answer
Answered by
23
Answer:
(a) 0.03%
Explanation:
(a) 0.03% is the right answer
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