Select the correct answer.
in a given chemical reaction, the energy of the products is less than the energy of the reactants. which statement is true for this chemical
reaction?
a
energy is absorbed in the reaction.
b.
energy is released in the reaction.
c.
there is no transfer of energy in the reaction.
d.
energy is lost in the reaction.

Four point charges each having charge q are located at the corners of a square having sides of length a. find symbolic expressions for the following. (a) the total electric potential at the center of the square due to the four charges (use any variable or symbol stated above along with the following as necessary: ke.) vtotal= (b) the work required to bring a fifth charge p from infinity to the center of the square (use any variable or symbol stated above along with the following as necessary: w=