Which of the following represents an equality that is TRUE? 760. torr = 1 kPa
101.3 atm = 760. kPa
101.3 psi = 1 torr
101.3 kPa = 760. mm Hg

Which of the following is not a characteristic of a hydrogen bond? 1. it is responsible for the unusual physical properties of water. 2. it is weaker than a covalent bond. 3. it is stronger than other dipole-dipole interactions. 4. it can occur when hydrogen is covalently bound to very electronegative elements liks f, cl, br and i.