Question

calculate mass of 2.5 gram atoms pf sodium​

Answer 1

Answer:

Answer:

hope it will help you.

Answer 2

Explanation:

As we know that ,

Mass of 1 gram atom of sodium = 23 gm

mass of 2.5 gram atom of sodium = 2.5×23 = 57.5 gm.

Note:

mass number of sodium is 23