What data are best displayed on a circle graph? on a bar graph?

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.

If a polyatomic ionic compound has gained two hydrogen ions, then how does its name begin?

Place the elements below in order of decreasing ionization energy. aluminum(al) chlorine(cl) magnesium (mg) sulfur(s)