What gas do humans exhale?
Survey says! Here are the top 4 answers based on popular survey responses.
QWhat gas do humans exhale?
#1Carbon dioxide400
#2Oxygen-400
#3Hydrogen-400
#4Nitrogen-400
Total points: -800. The #1 answer "Carbon dioxide" is worth 400 points. Use these Family Feud style survey answers for your game night!
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