Set 15 – Lab 8: Aerobic Cellular Respiration Notice the two…

Questions

Set 15 - Lаb 8: Aerоbic Cellulаr Respirаtiоn Nоtice the two sensors that measure the concentration of gases in the air inside the tank in each video: The O2​ gas sensor measures the concentration of oxygen gas in the air in the tank in percent. The CO2​ gas sensor measures the concentration of carbon dioxide gas in the air in the tank in parts per million (ppm). The normal concentration of gases in air are: CO2​: 400 ppm outdoors, 500-800 ppm indoors O2​: about 20% outdoors, 19.5-20% indoors Question: Which is greater in the concentration of normal air; the concentration of oxygen gas or carbon dioxide gas?