Answer:
C. Gas
Explanation:
I think this is the right answer because it fits the description
Answer:
Electromotive force or e.m.f is defined as the battery's energy per Coulomb of charge passing through it. like other measures of energy per charge emf has SI unit of volts , equivalent to joules per coulomb.
A change of 1 Kelvin is exactly the same as a change of 1 degree Celsius.
I think the answer that you are looking for is B but im not a 100% sure
