The formation of a solid, also known as a is an indication of a chemical change. precipitate particulate particle powder
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Ответ:
Precipitate
Explanation:
Precipitation is actually a chemical reaction that occurs when a solid form is produced from a solution. The solid form is called the precipitate if precipitation occurs in a liquid solution. Precipitates formed are generally, insoluble. This type of reaction can be used to remove salts from a solution, like in the process of purification.
Ответ:
MethaneCH41 carbon atom : 4 hydrogen atoms
Sulfuric acidH2SO42 hydrogen atoms : 1 sulfur atom: 4 oxygen atoms