Please Help...................................................................................................
Which of the following is are neutral atoms of carbon and which are isotopes of carbon? (Carbon has an atomic number of 6 and an atomic mass of 12)
A.Neutral: A Isotope: B and C
B.Neutral: B Isotope: A and C
C.Neutral: C Isotope: A and B
D.Neutral: A and C Isotope: B
