Answer:
mass in a given volume
Explanation:
Density is the mass in a given volume or mass per unit volume of a substance. 
Mass is defined by the amount of matter present in a substance. 
Volume is the space occupied by a body. 
- Density is the mass divided by the volume
 Mathematically; 
                       Density  =  
  
  
 
        
             
        
        
        
Is soluble in water but not soluble in acetonitrile.
So i think its false
        
                    
             
        
        
        
Answer:
A hypothesis is a possible explanation for a set of observations or an answer to a scientific question. A hypothesis must be testable and measurable.
Explanation:
 
        
             
        
        
        
3/5 times 5/3x = 8*3/5. X=24/5 simplified would be x= 4.8 L.