WebJan 30, 2024 · The difference between a physical reaction and a chemical reaction is composition. In a chemical reaction, there is a change in the composition of the substances in question; in a physical change there is a difference in the appearance, smell, or simple … Each compound is followed by a parenthetical note of the compound’s … Web1 hour ago · Analysis: gauging the reaction to Gallery. This is a major addition to File Explorer, but not one that’s a surprise. Mainly because we’ve seen the File Explorer photo …
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WebWhich of the following is evidence for a chemical reaction? change in mass change in physical state change in color all of the above none of the above This problem has been solved! You'll get a detailed solution from a subject matter expert that helps you learn core concepts. See Answer Web1 hour ago · Analysis: gauging the reaction to Gallery. This is a major addition to File Explorer, but not one that’s a surprise. Mainly because we’ve seen the File Explorer photo gallery already, thanks ... npkc resin case
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WebJan 24, 2024 · A change in the texture of a substance is a change in the way it feels. For instance, a block of wood may feel rough when you run your finger across it but rubbing the wood with sandpaper smooths the surface so it no longer feels rough. The wood itself has not changed during sanding to become a new material, only the texture of the surface … WebJun 17, 2024 · 2 Answers. Kassy_kae. Jun 17, 2024. a chemical reaction involves different elements or compounds which react to form a product. While physical change is that … Weba reaction that absorbs energy enthalpy the heat added or lost by a system at constant pressure precipitate the solid formed as a result of a chemical reaction involving solutions exothermic a reaction that releases energy chemical reactions can be detected by changes in: temperature, color, density of the products compared to the reactants nigerian food names