[单选题]
Isotopes of an element *)gb8s18rnl czrh+b thtoz buuru*8,;. 0b*c9wzci pt ave nuclei with
A. the same number of protons, but different numbers of neutrons.
B. the same number of protons, and the same number of neutrons.
C. a different number of protons, and a different number of neutrons.
D. a different number of protons, and the same number of neutrons.
Post time 2024-1-22 01:01:29