I believe it would be A. Equal out in both directions.
Answer:
This means that the metal is more properly viewed as an array of positive ions surrounded by a “sea of mobile valence electrons.” Electrons which are capable of moving freely throughout the empty orbitals of the metallic crystal are called delocalized electrons (Figure below).
Answer:

Explanation:
From the question we are told that:
Initial volume 
Final Volume
Work 
Temperature 
Generally the equation for Ideal gas is mathematically given by



