Which of the choices below is not a mechanism of heat production?

Idon’t know the answer and i’ve been stuck on it for a while now skskskskks

Membrane vesicles containing an internal sodium chloride (nacl) concentration of 0.14 m are placed into separate beakers each containing a different solution. the first beaker contains 0.14 m sucrose, while the second beaker contains 0.14 m calcium chloride (cacl2). the temperature is 25°c. what is the solute potential inside the vesicles, expressed in units of mpa?

Which measure of an earthquake depends on how close you are to the focus?