Which of the following is an example of a physical property of matter? a size b flammable c rust d reacts when mixed with vinegar

The difference between the atomic number of an element and the element’s atomic mass is the number of ions.

What is the mass of 0.46 mol of mgcl2

An atom's configuration based on its number of electrons ends at 3p4. another atom has seven more electrons. starting at 3p, what is the remaining configuration? 3p63d34s2 3p43d54s2 3p64s23d3 3p44s23d