Describe the bonding and structure of organic molecules. cl

Connect the whole numbers on the periodic table to indicate what they represent?

Which statement describes the phase change that occurs when dry ice is placed in an open container at room temperature?

What is conserved in the reaction shown below? h2(g) + cl2 (g) --> 2hcl(g)a. mass onlyb. mass and moles onlyc. mass, moles, and molecules onlyd. mass, moles, molecules, and volume