Jinx kxknxbxbxbjxj dbdbcj
        
             
        
        
        
A troposphere because that is where all the CO2 and where we live
        
             
        
        
        
The atomic number tells us the number of protons and electrons.
The atomic mass tells us the weight of the nucleus, which is the amount of protons and neutrons
        
             
        
        
        
Answer:first part is A and C, second part is C, third part is 40 m/s and the fourth part is zero
Explanation: I guessed and got them right lol