The answer would be A) sand, it is not soluble in water
        
                    
             
        
        
        
Are u talking about electron sublevel config or where the electrons show in the "rings" of the atom
        
             
        
        
        
Answer:
Difference in the potential energy of the reactants and products
Explanation:
  
The products have a lower potential energy than the reactants, and the sign of ΔH is negative. In an endothermic reaction, energy is absorbed. The products have a higher potential energy than the reactants, and the sign of ΔH is positive.
 
        
             
        
        
        
Answer:
national
Explanation:
I don't understand, I'm sorry
 
        
             
        
        
        
Since one atmosphere is 29.9213 inches of mercury, we can simply find this by taking 29.9213 and multiplying that by 1.24. You end up with 37.102412 inches of mercury. I hope this helps you out, and good luck on the rest of your homework.