Answer:
I believe a layer deep underground would have older things, because the ground could erode over time causing the fossil to sink into the ground.
 
        
             
        
        
        
Answer:
D. A 1M solution of Alanine 
Explanation:
Buffering capacity is the capacity of a solution or substance to change the Ph of another substance when added to it in 1, so the buffering capacity of all of them, since they have the same Ph, would depende solely on the amount of moles os the given substance that you will add, in this case the substance that has the most matter would be D. A 1M solution of Alanine, that option would have the most buffering capacity since it is a full mole of matter.
 
        
             
        
        
        
The military will change lots like right now there replacing the Humvee with the mrap and the m1 abrams is being replace to there also making liquid armor and robots to oh ye and that armor stuff that has a exo skeleton to help carry the armor and supplies<span />
        
             
        
        
        
Answer:
is where this is a significant amount of supply of energy to an economy that can be really dangerous to pass the maximum of the energy