Cycloalkanes
are saturated hydrocarbons with monocyclic structure.
<span>This
means that cycloalkanes contain hydrogen and carbon atoms arranged in a
structure containing a single ring (sometimes with side chains), with all of
the carbon-carbon bonds single. The examples of cycloalkanes are cyclopropane,
cyclobutane, cyclopentane, cyclohexane…</span>
        
                    
             
        
        
        
Density - Calculated from measurements of mass and volume
Atom - the basic particle of matter
Motion - calculated from measurements of distance and time
Energy - can change form and move matter 
Can't see the last one but you know process of elimination soo
        
                    
             
        
        
        
Answer:The physiological response is to maintain a neutral PH.
Explanation:
 
        
             
        
        
        
Answer:
As the stomach contents pass from the stomach to the small intestine, their acidity is rapidly neutralized by the addition of HCO3- produced by the pancreasa good thing, too, because the mucosa of the small intestine has no other protection against HCl.
 
        
             
        
        
        
Answer: the answer should be false
Explanation: