Pregunta:
12 Regarding the oxygen in the air, life is possible as long as its concentration is higher than:
Autor: Exciteful ElkRespuesta:
11-12%
0 / 5 (0 calificaciones)
5 answer(s) in total
Respuesta alternativas:
5%
78.08%
0.03%
7%
Autor
Exciteful Elk