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O ENTROPY AND FREE ENERGY Calculating entropy change using the Boltzmann hypothesis DE Two nitro (NO, groups are chemically bonded to a patch of surface. They can't move to another location on the surface, but they can rotate (see sketch at right). It turns out that the amount of rotational kinetic energy each NO, group can have is required to be a multiple of &, where -24 J. In other words, each NO, group could have & of rotational kinetic energy, or 2&, or 3, and so forth -but it =1.0 x 10 cannot have just any old amount of rotational kinetic energy. Two rotating NO, groups Suppose the total rotational kinetic energy in this system is initially known to be 100E. Then, some heat is removed from the bonded to a surface. system, and he total rotational kinetic energy falls to 75&. Calculate the change in entropy. Round your answer to 3 significant digits, and be sure it has the correct unit symbol. x10 uD Explanation Check 2019 McGraw-Hill Education. All Rights Reserved. Terms of Use Priv X II

O ENTROPY AND FREE ENERGY Calculating entropy change using the Boltzmann hypothesis DE Two nitro (NO, groups are chemically bonded to a patch of surface. They can't move to another location on the surface, but they can rotate (see sketch at right). It turns out that the amount of rotational kinetic energy each NO, group can have is required to be a multiple of &, where -24 J. In other words, each NO, group could have & of rotational kinetic energy, or 2&, or 3, and so forth -but it =1.0 x 10 cannot have just any old amount of rotational kinetic energy. Two rotating NO, groups Suppose the total rotational kinetic energy in this system is initially known to be 100E. Then, some heat is removed from the bonded to a surface. system, and he total rotational kinetic energy falls to 75&. Calculate the change in entropy. Round your answer to 3 significant digits, and be sure it has the correct unit symbol. x10 uD Explanation Check 2019 McGraw-Hill Education. All Rights Reserved. Terms of Use Priv X II

Principles of Modern Chemistry
Principles of Modern Chemistry
8th Edition
ISBN:9781305079113
Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Chapter13: Spontaneous Processes And Thermodynamic Equilibrium
Section: Chapter Questions
Problem 49AP
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Calculate the change in entropy Roger answer to three significant digits and be sure he has the crate in at

O ENTROPY AND FREE ENERGY Calculating entropy change using the Boltzmann hypothesis DE Two nitro (NO, groups are chemically bonded to a patch of surface. They can't move to another location on the surface, but they can rotate (see sketch at right). It turns out that the amount of rotational kinetic energy each NO, group can have is required to be a multiple of &, where -24 J. In other words, each NO, group could have & of rotational kinetic energy, or 2&, or 3, and so forth -but it =1.0 x 10 cannot have just any old amount of rotational kinetic energy. Two rotating NO, groups Suppose the total rotational kinetic energy in this system is initially known to be 100E. Then, some heat is removed from the bonded to a surface. system, and he total rotational kinetic energy falls to 75&. Calculate the change in entropy. Round your answer to 3 significant digits, and be sure it has the correct unit symbol. x10 uD Explanation Check 2019 McGraw-Hill Education. All Rights Reserved. Terms of Use Priv X II
Transcribed Image Text:O ENTROPY AND FREE ENERGY Calculating entropy change using the Boltzmann hypothesis DE Two nitro (NO, groups are chemically bonded to a patch of surface. They can't move to another location on the surface, but they can rotate (see sketch at right). It turns out that the amount of rotational kinetic energy each NO, group can have is required to be a multiple of &, where -24 J. In other words, each NO, group could have & of rotational kinetic energy, or 2&, or 3, and so forth -but it =1.0 x 10 cannot have just any old amount of rotational kinetic energy. Two rotating NO, groups Suppose the total rotational kinetic energy in this system is initially known to be 100E. Then, some heat is removed from the bonded to a surface. system, and he total rotational kinetic energy falls to 75&. Calculate the change in entropy. Round your answer to 3 significant digits, and be sure it has the correct unit symbol. x10 uD Explanation Check 2019 McGraw-Hill Education. All Rights Reserved. Terms of Use Priv X II
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