Precise measurements give the following masses: nuclide mass particle mass 239. 94 Pu 239.0522 u on 1.0086649 u He 4.00260 u je 5.4858 x 10 -4 242 96 Cm 242.0588u 5.4858 x 10 Now consider the following nuclear reaction: 239. 242 He 06 Cm + 94 Pu on Oreleased absorbed Is energy released or absorbed by this reaction? o neither released nor absorbed OI need more information to decide. If you said energy was released or absorbed, calculate how much energy is released or absorbed. Give your answer in both kJ/mol and MeV. Be sure each of your answer entries has the correct number of significant digits. Jmol O Mev Note: take particular care to keep enough digits in any intermediate calculation, and use enough digits in any scientific constants you need, since the data with which. you are working are very precise. Explanation Check O2022 McGraw

Chemistry & Chemical Reactivity
10th Edition
ISBN:9781337399074
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter25: Nuclear Chemistry
Section: Chapter Questions
Problem 68IL
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Question
Precise measurements give the following masses:
nuclide
particle
mass
mass
239.
94
4 Pu 239.0522 u
on
1.0086649 u
He 4.00260 u
je 5.4858 x 10
*
u
242
96 Cm 242.058u
-4
5.4858 x 10u
Now consider the following nuclear reaction:
239
He 06 Cm + on
242
94 Pu +
Oreleased
O absorbed
Is energy released or absorbed by this reaction?
O neither released
nor absorbed
OI need more
information to
decide.
If you said energy was released or absorbed, calculate
how much energy is released or absorbed.
Give your answer in both kJ/mol and MeV. Be sure each
of your answer entries has the correct number of
significant digits.
OJmol
MeV
Note: take particular care to keep enough digits in any
intermediate calculation, and use enough digits in any
scientific constants you need, since the data with which
you are working are very precise.
Explanation
Check
O 2022 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Center
Transcribed Image Text:Precise measurements give the following masses: nuclide particle mass mass 239. 94 4 Pu 239.0522 u on 1.0086649 u He 4.00260 u je 5.4858 x 10 * u 242 96 Cm 242.058u -4 5.4858 x 10u Now consider the following nuclear reaction: 239 He 06 Cm + on 242 94 Pu + Oreleased O absorbed Is energy released or absorbed by this reaction? O neither released nor absorbed OI need more information to decide. If you said energy was released or absorbed, calculate how much energy is released or absorbed. Give your answer in both kJ/mol and MeV. Be sure each of your answer entries has the correct number of significant digits. OJmol MeV Note: take particular care to keep enough digits in any intermediate calculation, and use enough digits in any scientific constants you need, since the data with which you are working are very precise. Explanation Check O 2022 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Center
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