Which macromolecule stores energy, insulates us, and makes up the cell membrane

How would the number of moles (n) of o2 change if the atmospheric pressure doubled but all other variables stayed the same

What is the chemical name of the compound na2co3? use the list of polyatomic ions and the periodic table to you answer. a. sodium carbon oxide b. sodium carbonate c. sodium(ll) carbonate d. sodium oxalate

Which electron configuration represents the electrons in an atom of sodium in the ground state at stp