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Nutka1998 [239]

2 years ago

9

A girl holds her breath for 30 seconds, breathes out, and then breathes in. Compared with the air she breathes out, the air she

breathes in contains less
A) carbon dioxide and water vapour
B) nitrogen and water vapour.
C) oxygen and carbon dioxide.
D) oxygen and nitrogen.

1 answer:

Burka [1]2 years ago

6 0

It’s most likely answer b.

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