When the particles of a gas decrease in energy what happens? it freezes it changes to a liquid it changes to a plasma it gets hotter

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.

How are isotopes of the same chemical element alike? how are they different?

When water dissociates, each water molecule splits into a hydroxide ion and a) h 3 o + b) a hydrogen atom c) a hydrogen ion d) h 2 o e) oh —