You have a 22.36 L balloon filled with O2 gas at STP. How many molecules of O2 are in it? Write the answer with scientific notation. To enter scientific notation, use "E". For example, 6.02 x 1023 would be 6.02E23.

Hello thereone of the following properties was originally used to arrange elements on the periodic table, but is no longer used to organize the modern version. which property fits this description? answer: atomic mass  was originally used to arrange elements on the periodic table, but is no longer used to organize the modern version.