The graph shows the potential energy diagram for an unknown chemical change. Which chemical change could the graph represent? (1 point) Photosynthesis in plants Combustion of propane gas Electrolysis of sodium chloride Adding heat to decompose calcium carbonate

Energy is released during which phase changes? check all that apply. boiling condensing depositing freezing melting subliming

Some familiar products contain some of the same types of atoms. for instance, the chemical formula for baking soda is nahco 3. the chemical formula for liquid bleach is naclo, and the chemical formula for table salt is nacl. which choice best describes why these three products have some of the same types of atoms in common?

Atoms contain subatomic particles called protons and neutrons. when these protons and neutrons spilt, a lot of energy is released