Question

Composition of two species X and Y are


X p 6 7

Y N 8 7


Find the mass number and the atomic number .state the relationship between the two atom

Answer 1

Explanation:

Atomic mass=number of protons+number of neutrons

Atomic mass of X = 6+6=12

Atomic mass of Y =6+8=14

Both X and Y have same atomic number but different atomic mass number so they are isotopes.