What happens to particles when they are heated up? *
they get smaller.
they stay the same size.
they get bigger. hurry: )

Which best describes why nh4+ can form an ionic bond with ci-?

Why is silver chloride is an ionic compound

8) a mixture of he, ne and ar has a pressure of 7.85 atm. if the ne has a mole fraction of 0.47 and 8) ar has a mole fraction of 0.23, what is the pressure of he? a) 4.2 atm b) 3.7 atm c) 5.5 atm d) 2.4 atm e) 1.8 atm