mass mi,ber = #protons + #neutrons
Remember # protons is the atomic number.
What is the mass number for a neutral atom that has an atomic number of 33 and 35 neutrons? How do you get the answer
4 answers
So is the answer the atomic number is 66 and 70?
Mass Number= protons+neutrons=33+35
Of course not. The atomic number is 33 according to the problem.