Which statement describes gravity select all that apply

What does x represent in the formula for the compound xcl4?

What is the correct equation for cellular respiration?

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?