A beryllium-8 nucleus at rest undergoes double alpha decay as follows:
Be →
He +
He
The known atomic masses are:
He: 4.002603 u
Be: 8.005305 u
What is the kinetic energy of each departing alpha particle? (1 u = 931.5 MeV/c²)

Question

A beryllium-8 nucleus at rest undergoes double alpha decay as follows:

Be →

He +

He
The known atomic masses are: A beryllium-8 nucleus at rest undergoes double alpha decay as follows: Be → He + He The known atomic masses are: He: 4.002603 u Be: 8.005305 u What is the kinetic energy of each departing alpha particle? (1 u = 931.5 MeV/c<sup>2</sup>) A) 46 keV B) 65 keV C) 92 keV D) 130 keV E) 180 keV

He: 4.002603 u A beryllium-8 nucleus at rest undergoes double alpha decay as follows: Be → He + He The known atomic masses are: He: 4.002603 u Be: 8.005305 u What is the kinetic energy of each departing alpha particle? (1 u = 931.5 MeV/c<sup>2</sup>) A) 46 keV B) 65 keV C) 92 keV D) 130 keV E) 180 keV

Be: 8.005305 u
What is the kinetic energy of each departing alpha particle? (1 u = 931.5 MeV/c²)

Quizplus · Accepted Answer

The Answer of A beryllium-8 nucleus at rest undergoes double alpha decay as follows: Be → He + He The known atomic masses are: He: 4.002603 u Be: 8.005305 u What is the kinetic energy of each departing alpha particle? (1 u = 931.5 MeV/c²) A)46 keV B)65 keV C)92 keV D)130 keV E)180 keV

A Beryllium-8 Nucleus at Rest Undergoes Double Alpha Decay as Follows