4. (10 Points) What is Hess' Law and what is its significance in working with chemical reactions?

Asubstance is a good conductor of electricity which of the following best explains a probable position of the substance in a periodic table

How does blood clotting prevent the entry of pathogens through cuts and wounds? answer asap,, this is due tomorrow. will mark as brainliest or whatever you call it : )

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?