Atomic mass is the number of protons + number of neutrons. 11 protons + 12 neturons = 23
        
             
        
        
        
Answer:
Purple flowers
Explanation:
Usually the dominant allele is a capital letter.
From the question, purple flowers are dominant to white flowers while white are recessive.
PP = Purple
pp = White
 
        
                    
             
        
        
        
Answer:
to find the number of electrons you need the charge of the element.