How many neutrons are present in a ${ } _ { 91 } ^ { 233 } \mathrm {~Pa}$ nucleus?

Name: How many neutrons are present in a ${ } _ { 91 } ^ { 233 } \mathrm {~Pa}$ nucleus?
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The number of neutrons in a nucleus is calculated by subtracting the atomic number (protons) from the mass number. For ${ } _ { 91 } ^ { 233 } \mathrm {~Pa}$, the mass number is 233 and the atomic number is 91. Therefore, the number of neutrons is 233 - 91 = 142.

How Many Neutrons Are Present in A 91233 Pa{ } _ { 91 } ^ { 233 } \mathrm {~Pa}91233​ Pa

How Many Neutrons Are Present in A ${ } _ { 91 } ^ { 233 } \mathrm {~Pa}$