Answer:
<u>Physical Change</u>
Explanation:
Its a physical change because it is not changing its molecular structure it is only changing the shape of the shale.
Hess' Law can best be described as A. <span>Heat evolved in a given process can be expressed as the sum of the heats of several processes that, when added, yield the process of interest. </span>
Qwe4qdre4wrfwqe4rfwqerfwqerfq
A cathode is the location in an electrolytic cell where reduction reactions take place.
An anode is the location in an electrolytic cell where oxidation reactions occur.
An electrolyte solution is any substance containing free ions that make the substance electrically conductive.
<span>An external electrical energy source like a battery or a transformer is used to drive the non-spontaneous reaction.</span>
The heat in particles travels through convection at a certain speed depending on what density a mass has.
