How many moles of oxygen (O2) are present in 33.6 L of the gas at 1 atm and 0°C? 1.5
2
22.4
32

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?