Chemistry 1110-Chapter 8 Exam with Questions and Answers
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Course
Chem 1110
Institution
Chem 1110
Chemistry 1110-Chapter 8 Exam with Questions and Answers
change of state ANSWER the change of a substance from one physical state to another (solid, liquid, gas)
Melting point ANSWER The temperature at which a solid becomes a liquid
Boiling point ANSWER The temperature at which a liquid ch...
Chemistry 1110-Chapter 8 Exam with Questions and Answers
change of state ANSWER the change of a substance from one physical state to another (solid,
liquid, gas)
Melting point ANSWER The temperature at which a solid becomes a liquid
Boiling point ANSWER The temperature at which a liquid changes to a gas
Intermolecular forces ANSWER forces of attraction between molecules
van der Waals forces ANSWER intermolecular forces of attraction
London Dispersion forces ANSWER caused by the constant motion of electrons within molecules
dipole-dipole forces ANSWER intermolecular forces that exist between polar molecules. Active only when the molecules are close together. The strengths of intermolecular attractions increase when polarity increases
Hydrogen bond ANSWER an attractive interaction between an H-bond acceptor (an electronegative O or N atom having unshared electron pairs) and an H-bond donor (a positively polarized hydrogen atom bonded to another electronegative atom (N, O, or F).
Ideal gas ANSWER A gas that obeys all the assumptions of the kinetic-molecular theory. (A gas that obeys all the assumptions of the kinetic-molecular theory. The amount of space occupied by the gas particles themselves is much smaller than the amount of space between
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