Given the equation representing a system at equilibrium: PC13(g) + energy =PC13(g) + Cl,(g)
Which change will cause the equilibrium to shift to the right?

Write the symbol for every chemical element that has atomic number greater than 3 and atomic mass less than 12.0 u.

The melting point of sulfur is 115 °c and its boiling point is 445 °c. what state would sulfur be in at 200 °c?

You just calculated that the heat of fusion for chloromethane is 6400 j/mol. the heat of fusion for hydrogen is 120 j/mol.? which of the following account for this difference? more than one correcta. chloromethane can absorb more energy at the same temperature. b. hydrogen has stronger intermolecular forces than chloromethane. c. hydrogen molecules can pack more closely than chloromethane molecules. d. chloromethane experiences dipole-dipole interactions. e. chloromethane has a higher molar mass than hydrogen.