9. What volume of mercury in milliliters is produced when 591.0g of mercury (II) oxide decomposes? (density of mercury = 13.6g/mL)
2HgO --> 2Hg + O2

Five students had to answer the question how are elements arranged in a periodic tabledamon: i think the elements are arranged by increasing massflo: i think the elements are arranged according to their properties sienna: i think the elements are arranged by when their discovers kyle: i think the elements are arranged according to how common they areglenda: i don't agree with any of themwho is right

The polymer used for the nonstick surface of cooking utensils is 24.0%c and 76%f by mass. what is the empirical formula of this polymer?

8. what happens to matter during a chemical reaction