Question

why the mass number of argon more than the mass number of potassium​

Answer 1

Answer:

Hello✨❤

Because heavier isotopes of argon are moreabundant than potassium's, by pure .

Answer 2

Answer:

The mass given on the periodic table is the weighted average of the abundance of isotopes. Because heavier isotopes (more neutrons) of argon are more abundant than potassium's, by pure statistics, argon will appear with a greater mass on the periodic table.

hope it helps..............

____________________@divu