If a large number of people are enclosed in a room, then - Study24x7
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Gajendra Rathore
23 Feb 2019 10:25 AM study24x7 study24x7

If a large number of people are enclosed in a room, then

A

Oxygen decreases and carbon dioxide increases

B

Oxygen increases and carbon dioxide decrease

C

Both oxygen and carbon dioxide decrease

D

Both oxygen and carbon dioxide increase

Class 12 (PCB)
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