Answer:
It has denatured 
Explanation:
When the temperature get high the enzymes tend to change shape and denaturing occurs. 
 
        
             
        
        
        
Answer:
I believe the answer would be A, remain 5g because heating the balloon would increase the speed of the gas molecules, but not necessarily change the amount
 
        
                    
             
        
        
        
Answer:
Explanation:
Personal opinion/interpretation are usually firsthand explanation to a phenomenon or problem set. They are usually drawn from logical reasoning and deduction about some event. Most times, they are non-scientific in nature in that they are non-methodical and do not rely on the critical thinking precepts scientific studies are hinged on.
Verified observations are usually drawn from carefully planned experiments. From the results of the experiment, critical decisions can be made. 
 
        
             
        
        
        
Not sure about #6 , but i got all the other answers