During an experiment, solid iodine was placed in a sealed container. the container was gradually heated and purple-colored vapors of iodine formed were observed. describe this system when it reaches phase equilibrium.

Select the atomic models that belong to the same element

Why do scientists look for patterns in the world? a. patterns can explain observations. b. patterns never change, no matter what. c. patterns are easy for scientists to detect. d. patterns are all the same, through all time.

Which of the following are correct values for the ideal gas laws constant r