Discuss newland octave law and it's rejection

Which element is least likely to undergo a chemical reaction

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?

The energy that powers a hurricane is derived from