knowing that the reaction of potassium in water is extremely exothermic, what would be the problem with adding a large piece of potassium to a small amount of water?

Explanation:

If the reaction is really exothermic (and it is) then the water would spatter all over the place. It would boil off if the container could hold it. It would also react according to the following reaction.

You are talking about a reaction like

2K + 2HOH = 2KOH + H2

the movie was based there, and all the animals and characters are native.

~courtney

while cooking a piece of 1/2 pound beef steak, a cast iron pan (2.4kg in weight) was heated 260 celsius.