Answer:
Aluminum sulfide or aluminium sulphide is a chemical compound with the formula Al2S3.
Explanation:
 
        
             
        
        
        
Answer: You forgot to zero the balance
Explanation:
 
        
             
        
        
        
Answer:
 A calculator has an endifiite shape because all of its atoms are touching each other
 
        
             
        
        
        
It is on a plate boundary so there are a lot of volcanoes in that area. All the volcanoes form a "ring" around the plate boundary.
        
             
        
        
        
Answer:
2% 
Explanation:
.98 is 98% of one and therefore they are missing 2%