What is the most abundant chemical substance in the Universe?
Correct answer: Hydrogen
![Player #9219175](https://cdn.best-quiz.com/avatars/80.png)
Player #9219175
so informative..reminds of science class in school..
![Jozzie1974](https://cdn.best-quiz.com/avatars/221.png)
Jozzie1974
Need to be a scientist to understand this answer!!!
![Joan](https://cdn.best-quiz.com/avatars/0.png)
Joan
Player #29684811, I read the answers given by the players not the extremely hard definitions and sometimes way too long answers given by the editors