I am trying to figure out how to convert units, yet all I end up doing is overthinking this. Can anyone help convert just the units so they add up? The numbers do not matter.

In the following table, all the columns for the element calcium are filled out correctly. element electron structure of atom electron structure of ion net ionic charge calcium 1s22s22p63s23p64s2 1s32s22p63s23p64s1 +1 true false

Select all of the statements which are true. electrons are located in shells or orbits around the atom. electrons orbit slowly around the atom. electrons travel in one flat path around the nucleus of an atom. the valence of an atom is determined by the number of electrons in the atom's outermost shell.

How many moles of oxygen gas are produced from the decomposition of six moles of potassium