The best answer among the choices is the first option. The chemical property of soda is that it is a highly basic substance. Its chemical name is sodium carbonate. It is more basic than sodium bicarbonate. Adding soda ash in a solution would increase the pH of the solution.
        
                    
             
        
        
        
Answer:
b molartiary will decrease
Explanation
 
        
             
        
        
        
Answer:
the answer is C) the iron will repel the substance because it has more electrons than protons
 
        
             
        
        
        
They are lost from valence shell (it's outermost shell of an atom).
->>> outside the atom