Which rock is composed of the mineral halite that formed when seawater evaporated?

Summarize possible ways in which phases of matter could combine to form a solution.

To prevent the presence of air, noble gases are placed over highly reactive chemicals to act as inert "blanketing" gases. a chemical engineer places a mixture of noble gases consisting of 4.37 g of he, 13.36 g of ne, and 36.65 g of kr in a piston-cylinder assembly at stp. calculate the partial pressure in torr of kr.

Name 3 types of energy you see being used as you look around a classroom