For a concentration cell with non-zero voltage, how would you expect the voltage of the cell to change as temperature increases? assume that the multimeter leads are connected so that measured voltages are positive. hint: carefully consider the nernst equation! this question is not as simple as it seems!

Alidded glass container is filled with a colored gas. after a period of time, it is observed that the gas is uniformly spread throughout the box and that the movement has slowed considerably. next, a warm iron plate is carefully placed under the box. why is there resumed movement of the gas in the container?