Calculating entropy change using the Boltzmann hypothesisDENNISTwo nitro (NO,groups are chemically bonded to a patch of surface. They can't move to another location on the surface, but theycan 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 e, where-24J. In other words, each N0, group could have & of rotational kinetic energy, or 28, or 38, and so forth8=1.0 x 10but itcannot have just any old amount of rotational kinetic energy.Two rotating NO, groupsOSuppose the total rotational kinetic energy in this system is initially known to be 1008. Then, some heat is removed from thebonded to a surface.system, and the total rotational kinetic energy falls to 758. Calculate the change in entropy.18ArRound your answer to 3 significant digits, and be sure it has the correct unit symbol.x10CheckExplanationPrivacy2019 McGraw-Hill Education. All Rights Reserved. Terms of Use

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Asked Nov 13, 2019
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Calculate the change in entropy and your answer to three significant digits and be sure to use the correct unit symbol

Calculating entropy change using the Boltzmann hypothesis
DENNIS
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 e, where
-24
J. In other words, each N0, group could have & of rotational kinetic energy, or 28, or 38, and so forth
8=1.0 x 10
but it
cannot have just any old amount of rotational kinetic energy.
Two rotating NO, groups
O
Suppose the total rotational kinetic energy in this system is initially known to be 1008. Then, some heat is removed from the
bonded to a surface.
system, and the total rotational kinetic energy falls to 758. Calculate the change in entropy.
18
Ar
Round your answer to 3 significant digits, and be sure it has the correct unit symbol.
x10
Check
Explanation
Privacy
2019 McGraw-Hill Education. All Rights Reserved. Terms of Use
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Calculating entropy change using the Boltzmann hypothesis DENNIS 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 e, where -24 J. In other words, each N0, group could have & of rotational kinetic energy, or 28, or 38, and so forth 8=1.0 x 10 but it cannot have just any old amount of rotational kinetic energy. Two rotating NO, groups O Suppose the total rotational kinetic energy in this system is initially known to be 1008. Then, some heat is removed from the bonded to a surface. system, and the total rotational kinetic energy falls to 758. Calculate the change in entropy. 18 Ar Round your answer to 3 significant digits, and be sure it has the correct unit symbol. x10 Check Explanation Privacy 2019 McGraw-Hill Education. All Rights Reserved. Terms of Use

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Expert Answer

Step 1

Sr is rotational energy,

R is gas constant,

σr is rotational symmetry number for poly atomic molecule.

IA...

Entropy for non-linear gas atomic molecule is given below
SIT (8IT'II(kT)2
R
2
A B
S R In
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Entropy for non-linear gas atomic molecule is given below SIT (8IT'II(kT)2 R 2 A B S R In

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