The atomic mass of an element is defined as the weighted average mass of that element’s a. naturally occurring isotopes

b. least abundant isotope

c. radioactive isotopes

d. most abundant isotope

the child will have heterozygous dominant chromosomes as characters of his father are dominant over the characters of his mother.

the child is heterozygous

the dissolution of polymer can be thermodynamically described in 2 steps.

c-14 is carbon-14, or radiocarbon.   it is a radioactive isotope of carbon with an atomic nucleus containing 6 protons and 8 neutrons.

diaria maybe go see a doctor about that