Question

How can you show that exhaled air contains carbon dioxide?​

Answer 1

Answer:

Limewater can be used to detect carbon dioxide. If carbon dioxide is bubbled through limewater then it turns from clear to cloudy/milky in colour. This is why limewater used in a simple respirometer can show that more carbon dioxide is present in exhaled air compared to inhaled air.

please mark me as brainliest

Answer 2

Answer:

hope it helps u. mark me as barinliest

Explanation:

To understand it better I want to xplain vth an example that is

If we bring a burning matchstick to near our nose that means we have keep a burning match stick while we exhaling the air then automatically burning matchstick will be gets off.so by that we can say our exhaled air contains co3..