Answer
Yes, this set of values is possible.
Work Step by Step
1. Is the atomic number equal to the number of protons?
- Yes, they are equal. (24)
2. Is the sum of the number of protons and neutrons equal to the mass number?
Sum: $24 + 28 = 52$
Mass number: 52
- Yes, they are equal.
- Therefore, these values are totally possible.