Which of the following statements about 8+ decay are correct? (There may be more than one correct answer.)
o During B+ decay an orbital electron is captured by the nucleus.
o a neutron in the nucleus decays to a proton and an electron.
o the atomic number Z of the isotope increases by one unit, but the atomic weight A remains unchanged.
o a proton is emitted from the nucleus.
o a proton in the nucleus decays to a positron and a neutron.