Which is the electron configuration for zinc? 1822s22p 3s 3p64823d8
1822s²2p3s23p645'3d10
1822s22p53523p64523010
1822s22p63s23p64823d10

In the 1800s, one of the statements in john dalton's atomic theory was that atoms are indivisible. later experimental evidence led to the discovery of subatomic particles such as neutrons, electrons, and protons. what happened to the indivisible atom part of dalton's atomic theory, and why?

What is the mass of 0.46 mol of mgcl2

Ineed ! i have no clue how to do this problem.