Question

What is the percentage of carbon dioxide in the air?What is its chemical formula,atomic number and atomic weight?

Answer 1

percentage of co2 is 0.1 and its symbol is C atomic number is 6 and it's mass is 12

Answer 2

0.03% percentage was there earlier but now it is 0.04% in the air. The Chemical Formula of Carbon Dioxide is (CO2) . The atomic number is 6 and Carbon atomic mass is 12.

Hope it helps...