If the only reactants of a reaction were Zn and HCl what does the law of conservation of mass say about the products?

What is dynamic geography? I have long brown hair what are some ideas you can do to it? What are minerals and where are they found? When do organisms need protection? How does salt affect the freezing point of diet P epsi? Where do Antarctic explorers stay? What is it called when you cause a solid to pass into a liquid? Do plant cells lack centrioles while animal cells do not? Which are the natural endowment in the form of land water vegetation and minerals? What happens if a colloid is passed through a filter? What is an example of matter contracting? What is The process of transforming thoughts into messages and delivering them to an audience called? What color do blood cells turn when they pick up oxygen from the alveoli? What is the southern hemisphere counterpart of the North Magnetic Pole? What do decomposers need? What other organs are located in this same area? What are the four purposes of measuring personality? What is the characteristic of Earth's core? Will an insoluble compound will partially dissolve in water? How far away is Chile from Antarctica?