Study the nuclear reactions given in the scheme below and answer the questions that follow. overset 12 6 C overset (step I) vec  overset 14 6 C overset (step II) vec  overset 14 7N (a) overset 12 6 C and overset 14 6 C are isotopes. What is meant by the term isotope? (b) Write an equation for the nuclear reaction in step II
(c) Give one use of overset 14 6C .