What Is the Disintegration Energy (In MeV)associated with This Spontaneous $${ } _ { 60 } ^ { 144 } \mathrm { Nd } \rightarrow { } _ { 58 } ^ { 140 } \mathrm { Ce } + { } _ { 2 } ^ { 4 } \mathrm { He }$$

question 34

Multiple Choice

What is the disintegration energy (in MeV) associated with this spontaneous decay? $${ } _ { 60 } ^ { 144 } \mathrm { Nd } \rightarrow { } _ { 58 } ^ { 140 } \mathrm { Ce } + { } _ { 2 } ^ { 4 } \mathrm { He }$$ m_Nd = 143.910 083 u m_Ce = 139.905 434 u
M_He = 4.002 603 u
1 u = 1.66 *10 ^{- 27} kg

• A)1.54
• B)2.37
• C)1.90
• D)4.13
• E)8.21

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Definitions:

Sant Vicenç

Referring to various religious sites or ecclesiastical entities dedicated to Saint Vincent, which may include churches, chapels, or cathedrals across different regions.

Naves

The central part of a church building intended to accommodate most of the congregation, extending from the entrance (the narthex) to the altar.

Crossing Square

The area in a church formed by the intersection (crossing) of a nave and a transept of equal width, often used as a standard module of interior proportion.

Proportions

In art and design, proportions refer to the relationship in size and shape between different parts of an object or figure, crucial for achieving balance and aesthetic appeal.