atomic weight - protons = neutrons,
Na-23 has an atomic weight of 23 amu, and 11 protons so 23-11=12 neutrons
To find how many less than 40 is 23, you subtract 23 from 40. This gives you 40 - 23 = 17. Therefore, 23 is 17 less than 40.
23 of them
23 days.
23 days = 1,987,200 seconds.
805/23=35
23.2=
23
23 000.
Two: 1 and 23
23
23
There are 2 tens in 23
23 of them.
To find how many less than 40 is 23, you subtract 23 from 40. This gives you 40 - 23 = 17. Therefore, 23 is 17 less than 40.
How many people have the birthday of March 23 in the world?
23 ! ! ! !
184