The first whistle is louder while the second whistle has a higher pitch 
Loud vs high
        
                    
             
        
        
        
Answer:
yes, because evidence from scientifically research studies, is important because it lets us make decisions based on what works with studies of science we can know if this is right or not  
Explanation:
Hope i helped~  
 
        
             
        
        
        
 The formula to find yield is
 (Actual Yield)/(Theorectical Yield) x100
Just do the math. 
85.22% x 113 = 96.2986
Convert it to 3 significant figures
Ans: 96.3g
 
        
                    
             
        
        
        
Answer:
hi! merry xmas!
Explanation:
Condensation is the process where water vapor becomes liquid. It is the reverse of evaporation, where liquid water becomes a vapor.
Condensation happens one of two ways: Either the air is cooled to its dew point or it becomes so saturated with water vapor that it cannot hold any more water.
 
        
                    
             
        
        
        
Amino groups due to the chain can extend longer than the other