Question

_ is the scale state of co2​

Answer 1

Answer:

1000 to 2000 ppm, the air quality is low. From 2000 to 5000 ppm, CO2 concentrationstarts to cause problems (headaches, insomnia, nausea). It is a dirty air. From 5000 ppm, the presence of other gases in air is altered, arising a toxic atmosphere or poor in oxigen with fataleffects as the concentrationincreases