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a quality or condition of a substance that can be observed or measured without changing the substance's composition
(chemistry) a change directly from the solid to the gaseous state without becoming liquid
law of conservation of mass
the law that states that mass cannot be created or destroyed in ordinary chemical and physical changes
Often known as the father of Chemistry. He proposed the Law of Conservation of mass and discovered some gasses.
examples of chemical changes
Cooking, body process, bubbling, souring, rusting, rotting, evolution of light & heat, production of gas, formation of precipitate (insoluble solid), and odor changes
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