You are looking at a substance at the molecular level (cool!) and notice it has constant composition (only one type of atom). Which of the following could you potentially be looking at?

Nuclear fusion is the source of energy for stars. besides hydrogen, which other element is most likely also common in stars?

What type of interaction occurs between the r groups of valine and isoleucine in a tertiary structure? view available hint(s) what type of interaction occurs between the r groups of valine and isoleucine in a tertiary structure? salt bridge disulfide bridge hydrogen bond hydrophobic interaction

Which of the following is the correct definition of chemical energy? a. energy an object has because of its motion or position b. energy resulting from the flow of charged particles, such as electrons or ions c. energy produced from the splitting of atoms d. energy stored in chemical bonds of molecules