Answer:
11
Explanation:
electronic configuration = 1s^2, 2s^2, 2p^6, 3s^1
therefore total electrons = 2+2+6+1 = 11
<em>Hope</em><em> </em><em>it</em><em> </em><em>helps</em><em> </em><em>youu</em><em> </em>。◕‿◕。
 
        
             
        
        
        
<span>Each mole contains Avagodro's number of atoms i.e. 6.023x10^23, so 
3 moles x 6.023x10^23 atoms/mole = 18.069x10^23 atoms = 1.8x19^24 atoms </span>
        
                    
             
        
        
        
Where are the equations ..
Sorry....
        
                    
             
        
        
        
Answer:
please add more info into your response
Explanation: