One unified atomic mass unit is approximately the mass of one nucleon (either a single proton or neutron) and is numerically equivalent to 1 g/mol. It is defined as one twelfth of the mass of an unbound neutral atom of carbon-12 in its nuclear and electronic ground state
53) Atomic mass unit (u), defined as
Answer is:
1/12th?of the mass of the carbon (12C) atom.
Explanation:
Related Atoms and Nuclei MCQ with Answers
Answer is:
a proton, an electron and an antineutrino
Explanation:
A free neutron decays into a proton, an electron and an antineutrino
Answer is:
A = Z + N
Explanation:
A = Z + N is Relation between atomic number (Z), neutron number (N) and mass number (A)
Answer is:
(ZA)X?where X is the chemical symbol of the species
Explanation:
Nuclear species or nuclides are shown by the notation (ZA)X?where X is the chemical symbol of the species
Answer is:
79 protons and 118 neutrons
Explanation:
19779Au?Contains 79 protons and 118 neutrons