(a)[2]
Fill in Table 2.1 so that it shows the numbers of electrons and neutrons in one atom of $^{84}_{36}\mathrm{Kr}$.
(b)[2]
Fill in Table 2.2 to show what happens, if anything, to the volume of krypton when the krypton temperature is decreased and when the krypton pressure is increased. Use the words increases, decreases or no change in your answer.
(c)[2]
Describe the arrangement of the particles in liquid krypton. In your response, refer to particle separation and motion.