66.2 kg 1) 25 kg H X (1 mol / 2.016) X (16.043 / 1 mol)= 66.2kg I am sorry if this is not what you looking for my friend
        
                    
             
        
        
        
V= d/t
v=speed
d=distance
t=time
So v= 422/3
      v =140.667m/s
        
             
        
        
        
Plasma, Gas, Water, Solid
        
             
        
        
        
Answer: The concentration of the acid is 0.01 moles acid/0.040 L = 0.25 moles/L = 0.25 M
Explanation: