Answer:
computer model
Explanation:
Computer models are cheaper to set up than alternative methods that could be used to predict what will happen in a system, ex. building a prototype. Other benefits include being able to: make alterations and quickly see the outcomes.
 
        
             
        
        
        
What happens when an oceanic plate collides with a continental plate?
C. The oceanic plate moves under the continental plate
        
             
        
        
        
Answer:
C
Explanation:
The higher the period the higher the activity of an element, therefore, since iodine is in period 6 and bromine is in period 5, the described reaction is not possible due to the fact that bromine is less active
 
        
             
        
        
        
Al2(SO4)3 would be the formula.