• What corrosion is

    When the metal is iron, the process is called rusting. ... A dissolving and wearing away of metal caused by a chemical reaction, usually between water and metal pipes, or between two different metals. In a water system, corrosion can cause structural failure, leaks, loss of capacity, and deterioration of chemical and microbiological water ...

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  • Rusting of iron occurs and the process of rusting ...

    Iron will rust when it is in contact with both oxygen and water. Rusting is faster if the water involved contains an electrolyte, either an acid or a dissolved salt. The rusting is accelerated if the iron is: Impure. In contact with a less active metal. Under mechanical stress. In the process of the rusting of iron: The iron is the anode and is ...

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  • The Haber process

    The Haber process is an exothermic reaction that happens in equilibrium, which creates the following problem: increasing the temperature will make the reaction faster, but will shift the equilibrium to make less products! As we saw in : Entropy and spontaneous reactions, when enthalpy and entropy favor opposite sides of a reaction, an ...

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  • Chemical Reactions | Chemistry | Visionlearning

    Types of chemical reactions. There is a staggering array of chemical reactions occur constantly within our bodies, within plants and animals, in the air that circulates around us, in the lakes and oceans that we swim in, and even in the soil where we grow crops and build our homes. In fact, there are so many chemical reactions that occur that it would .

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  • Chemical Property and Chemical Reaction | Chemistry for ...

    A chemical reaction is a process that occurs when one or more substances are changed into one or more new substances. Zinc (Zn) is a silver gray element that can be ground into a powder. If zinc is mixed at room temperature with powdered sulfur (S), a bright yellow element, the result will simply be a mixture of zinc and sulfur.

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  • [Solved] Which reactions performed in the experiment ...

    Dec 31, 2017 · * You start out with iron filings and sulfur and end up with iron filings and sulfur. Things are a bit more orderly, but no chemical reactions have occurred. So this is a bad choice. Mixing potassium iodide and lead nitrate. * You start with 2 white solids and upon mixing them, you get a yellow solid. A chemical reaction has occurred.

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  • What is Metabolism?

    Jan 21, 2021 · Metabolism is a term that is used to describe all chemical reactions involved in maintaining the living state of the cells and the organism. Metabolism can be conveniently divided into two egories:

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  • Examples of Chemical Reactions in Everyday Life

    Sep 01, 2020 · Chemical reactions cause chemical changes. In other words, substances interact and form new products. Not every change in matter is a chemical reaction. For example, melting ice, tearing a sheet of paper into strips, and dissolving sugar in water are physical changes that don't change the chemical identity of matter. Here are some signs of a ...

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  • Why is baking a cake a chemical change?

    A chemical reaction is a process where a group of substances will undergo a chemical change to form a new substance. In Chemical change, the molecules of one substance break apart and join together with those of another substance to create a different compound or a combination of molecules. Many chemical reactions are nonreversible changes.

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  • How does iron act as a alyst?

    Jun 16, 2020 · The industry uses iron alysts to improve or increase the rate of reaction in chemical processes. Our Magnetite is a natural iron oxide which companies use to make iron alysts. Additionally, why is iron used as a alyst to make ammonia? Iron is a cheap alyst used in the Haber process. It helps to achieve an acceptable yield in an ...

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  • Steelmaking

    Steelmaking is the process of producing steel from iron ore and/or steelmaking, impurities such as nitrogen, silicon, phosphorus, sulfur and excess carbon (the most important impurity) are removed from the sourced iron, and alloying elements such as manganese, nickel, chromium, carbon and vanadium are added to produce different grades of steel. ...

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  • NCERT Solutions : Chemical Reactions and Equations ...

    For example, in the reaction between barium chloride and sulphuric acid, barium chloride exchanges its Cl – ions with SO 4 2– ions of H 2 SO 4. Q 22. In the refining of silver, the recovery of silver from silver nitrate solution involved displacement by copper metal. Write down the reaction involved. SOLUTION: Q 23.

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  • The Chemical Reaction

    Jun 11, 2002 · The "central" chemical in this reaction is luminol (C8H7O3N3), a powdery compound made up of nitrogen, hydrogen, oxygen and carbon. Criminalists mix the luminol powder with a liquid containing hydrogen peroxide (H2O2), a hydroxide (OH) and other chemicals, and pour the liquid into a spray hydrogen peroxide and the luminol are .

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  • Chemical reactions | Chemistry of life | Biology (article ...

    Chemical reactions introduction. Biology is brought to you with support from the Amgen Foundation. Biology is brought to you with support from the. Our mission is to provide a free, worldclass eduion to anyone, anywhere. Khan Academy is a 501(c)(3) nonprofit organization. Donate or volunteer today! Site Navigation. About. News;

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  • Extracting iron

    Redox reactions are involved in the extraction of metals from their ores, eg extracting iron by reduction within the blast furnace. Transition metals have high .

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