PLEASE HELP! e. Does beryllium (Be) or sodium (Na) have the same inside electron arrangement as magnesium (Mg)? Why?

Which of the following is true for the actual yield of a reaction? it is always calculated as a ratio. it is the yield from the excess reactant. it is the yield from the limiting reactant. it is always less than the theoretical yield.

The big bang nucleosynthesis theory states that elements were produced in the first few minutes of the big bang while elements have their origins in the interiors of stars, forming much later in the history of the universe.

What are the chemical names of these compounds? ke: mg3n2: reset next