WebMar 28, 2024 · Platinum is extremely rare and highly valuable due to its use in areas such as jewelry, electronic components, and medicine. Platinum is also very stable, making a … WebPlatinum is unaffected by air and water, but will dissolve in hot aqua regia, in hot concentrated phosphoric and sulphuric acids, and in molten alkali. It is as resistant as …
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WebThe platinum atom has a radius of 139 pm and a Van der Waals radius of 175 pm. Platinum was discovered and first isolated by Antonio de Ulloa in 1735. It is one of the … WebStudy with Quizlet and memorize flashcards containing terms like an alkyne is a carbon compound that contains a ______ bond a. single b. double c. triple d. aromatic e. hydrogen, the reaction of butane with oxygen is called a. substitution b. addition c. neutralization d. combustion e. titration, a hydrocarbon with a double is a a. alkane b. alkene c. alkyne d. … how many americans served in wwi
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Web1 day ago · Flammability is the property of combustible materials, by which they can catch fire easily without any extra effort in the air by the supply of heat via ignition source. The ignition source may be hot surfaces, sparks, static electricity, and open flames. Whether a combustible material is flammable or not? WebStudy with Quizlet and memorize flashcards containing terms like Identify the following as a chemical (C) or physical property (P): blue color, Identify the following as a chemical (C) or physical property (P): density, Identify the following as a chemical (C) or physical property (P): flammability and more. WebStudy with Quizlet and memorize flashcards containing terms like 1. Ductility is the ability for a metal to be rolled into sheets pulled into wires pressed into angles melted into molds, A cubic centimeter is a unit used to measure length volume mass density, Physical properties are the characteristics of matter that can be seen or measured through direct observation. high organism