Lime water turns milky when exposed to air. This shows that air contai

1.	Lime water turns milky when exposed to air. This shows that air contains
A.	carbon dioxide.
B.	hydrogen.
C.	Crocodiles, lizards and turtles use their legs to crawl on the ground.
D.	oxygen.
Answer» B. hydrogen.

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Lime water turns milky when exposed to air. This shows that air contains

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