131k views
4 votes
Which atom is involved in giving your heart energy to beat?

Carbon
Gold
Oxygen
Iron

User Narb
by
8.5k points

2 Answers

6 votes

The answer is oxygen

User Scrrr
by
8.3k points
3 votes
Your heart needs Oxygen. :)
User Serge Shultz
by
7.4k points

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