Ans: It is used as a basic flux. It has also been used to generate heat to cook food and heat water. The broadly used term "lime" connotes calcium-containing inorganic materials, in which carbonates, oxides and hydroxides of calcium, silicon, magnesium, aluminium, and iron predominate. Ans: Calcium oxide dissolves in water and glycerol. In calcium: Compounds. Calcium oxide CaO for chemical solutions or soil stabilisation KFN is the producer of highly pure and very reactive calcium oxide products. History of Calcium Oxide. Quicklime, also known as calcium oxide (CaO), is a caustic alkaline substance. Pure lime is calcium oxide CaO formed by “burning” a form of calcium carbonate such as limestone or marble CaCO 3.Calcium oxide is … 2.3.4 Alkali earth metal oxides. Today, quicklime is used in many industrial processes. Calcium is essential to animal life as the constituent of bones, shells, and teeth. The formula shows that each molecular unit contains a 1:1 molar ratio of the atoms. This compoun… Does calcium oxide dissolve in water? Calcium oxide (CaO) is most commonly used as a property modifier component. Calcium oxide (CaO), commonly known as quicklime or burnt lime, is a widely used chemical compound. It is the cheapest alkali available which is an important ingredient in the manufacturing of caustic soda. © copyright 2003-2020 Study.com. It is a white, caustic, alkaline, crystalline solid at room temperature. It is known as quicklime. What is the Difference Between Quicklime and Lime Water? The broadly used term "lime" connotes calcium-containing inorganic materials, in which carbonates, oxides and hydroxides of calcium, silicon, magnesium, aluminium, and iron predominate. It is a process that starts with thermally decomposing the reactants at high temperatures but ensuring that the temperature is kept well below the, Calcium carbonate undergoes calcination at temperatures ranging between 1070, Quick lime is an amorphous white solid with a high melting point of 2600. Lime is used as a reagent in laboratories for dehydration. It often appears with a yellowish or brownish tint to the presence of impurities, especially iron. Calcium oxide is produced by heating calcium carbonate to… It can be used for pH correction of water or for its disinfection (with excess lime). Calcium oxide (CaO), commonly known as quicklime or burnt lime, is a widely used chemical compound.It is a white, caustic, alkaline, crystalline solid at room temperature. It is a white powder. Getting enough calcium in your diet not only maintains healthy bones but also may help prevent hypertension. When contact with water, quicklime would augment to the temperature above 150 °C leading to catch fire. It is a white or pale gray, odorless, crystalline solid or granular powder having a melting point of 2572 °C and a boiling point of 2850 °C. 3. calcium carbonate → calcium oxide + carbon dioxide. Calcium oxide molecules contain one calcium cation (which holds a charge of +2) and one oxygen anion (which holds a charge of -2). Quicklime is also noted to have been a factor of Greek fire. The broadly used term lime connotes calcium-containing inorganic materials, in which carbonates, oxides and hydroxides of calcium, silicon, magnesium, aluminium, and iron predominate. The broadly used word lime means calcium containing inorganic materials, in which oxides and hydroxides of calcium, magnesium, aluminium, silicon and iron are present. {/eq}. The broadly used term lime connotes calcium-containing inorganic materials, in which carbonates, oxides and hydroxides of calcium, silicon, magnesium, aluminium, and iron predominate. Quicklime is usually obtained by roasting limestone in a furnace at … Can you drink Limewater? Ans: It was first discovered in England in 1808 when a combination of lime and mercuric oxide was electrolyzed by Sir Humphry Davy. Calcium oxide (CaO), commonly known as quicklime or burnt lime, is a widely used chemical compound. 5. This compound is known to emit an intense glow when it is heated to temperatures above 2400 degrees celsius. There are few things that users should keep in mind regarding Calcium Oxides. Quicklime (Calcium Oxide “CaO”) Calcium oxide (CaO), commonly and commercially known as Lime or Quicklime. All other trademarks and copyrights are the property of their respective owners. At room temperature , CaO will spontaneously absorb carbon dioxide from the atmosphere , … It is a white, caustic, alkaline, crystalline solid at room temperature. Calcium Oxide (cao),Commonly Known As Quicklime Or Burnt Lime,Is A Widely Used Chemical Compound. Calcium oxide, CaO, also known as lime or more specifically quicklime, is a white or grayish white solid produced in large quantities by roasting calcium carbonate so as to drive off carbon dioxide. The Nazis would place a thick layer of quicklime on the floor of the cattle cars before loading the Jews. 2. It is a white, alkaline, and crystalline solid. It is a white, caustic and alkaline crystalline solid at room temperature. The formula for lime water is Ca(OH)2 and the chemical name for lime water is calcium hydroxide. Calcium oxide (CaO), commonly known as quicklime or burnt lime, is a widely used chemical compound.It is a white, caustic, alkaline, crystalline solid at room temperature. Calcium oxide (KAL-see-um OK-side) is an odorless crystalline or powdery solid that, in a pure form, is white to off-gray. Calcium oxide has a medium viscosity and a high surface tension, plus a high to intermediate expansion and contraction rate. Calcium oxide offers a wide variety of uses in water treatment jobs in the mining industry. The broadly used term lime connotes calcium-containing inorganic materials, in which carbonates, oxides and hydroxides of calcium, silicon, magnesium, aluminium, and iron predominate. The chemical name of lime is calcium oxide. Offered in various grain sizes, our quicklime products are the ideal base products for a wide spectrum of applications in the chemical industry, the industrial wastewater cleaning, in the construction of roads and in the construction materials industry. It is a very stable compound and withstands high temperatures. It is extensively used for medicinal purposes and insecticides. Quicklime is a popular alternative to purchasing hydrated lime because it is more affordable and requires around 75 percent less of the chemical by weight as hydrated lime, meaning less storage space, handling, and freight are needed. It also exists in the colour of kaki/tomato reds. Calcium Oxide (CaO): commonly called quicklime, is a highly reactive chemical created from limestone. Lime is a calcium-containing inorganic mineral composed primarily of oxides, and hydroxide, usually calcium oxide and/ or calcium hydroxide.It is also the name for calcium oxide which occurs as a product of coal-seam fires and in altered limestone xenoliths in volcanic ejecta. It is an oxide that is basic in nature and forms salts when it comes in contact with an acid. Calculate the percent by mass of N in NH_4Cl. Since there are only two elements present, the oxygen mass can be found by subtracting the calcium mass from the total CaO mass: This ratio is not 1:1 because it involves the masses of the elements, not their moles. High-calcium quicklime is lime made from rich deposits of high-calcium limestone containing less than 5% magnesium carbonate. Quicklime is one of many reagents offered by Mintek Resources. It releases heat when dissolved in water and changes into calcium hydroxide. Small amounts of magnesium oxide (MgO), zinc oxide (ZnO), strontium oxide (SrO), and barium oxide (BaO) are also added separately based on application requirements. The word lime originates with its earliest use as building mortar and has the sense of sticking or adhering. It is a white, caustic, alkaline, crystalline solid at room temperature. {/eq} contains 26.37 grams of {eq}Ca Calcium oxide reacts with water to form calcium hydroxide (Ca(OH)2) with the evolution of significant amounts of heat. A wide variety of quicklime quick lime cao calcium oxide options are available to you, such as classification, grade standard, and shape. It is used in the refining of sugar and as a disinfectant and germicide. 5. This process is called the slaking of lime. It is a white, caustic, alkaline, crystalline solid at room temperature. In the presence of water, it forms slaked lime. Calcium oxide (CaO), commonly known as burnt lime, lime or quicklime, is a widely used chemical compound. What are the two uses of quicklime? At Mississippi Lime, our calcium oxide (CaO), or commonly referred to as quicklime, is a high calcium content derivative of our 98.5% pure calcium carbonate (limestone). Calcium oxide has a moderate effect on colour, except in large amounts when it may have a bleaching effect on iron oxide. Quicklime, also referred to as lime (calcium oxide (CaO)), is derived from high quality, natural deposits of limestone (calcium carbonate (CaCO 3)) or dolomitic limestone (calcium magnesium carbonate (CaCO 3 + MgCO 3).Quicklime is produced by heating the stone to almost 2000 degrees Fahrenheit. 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Calcium oxide, commonly known as lime, is a chemical compound with the formula CaO. Industrial Raw Quicklime Mineral also known as calcium oxide CaO is a term commonly applied to several related materials. Quicklime can cause severe irritation, especially when inhaled or if it comes in contact with wet skin or eyes. About 5% of these are Oxide. CaO – calcium oxide – is a white, caustic, crystalline substance that yields a strong alkali Ca(OH) 2 in water and is capable of corroding organic tissues. It is also a base. Learn the basics about limestone cycle - limestone, quicklime and slaked lime. This reaction is reversible and exothermic in nature in the forward direction. 4. The carbon dioxide that is formed is immediately removed so that the reaction is preceded until the completion of the process in accordance with Le-Chatelier’s principle. The standard molar entropy associated with calcium oxide corresponds to 40 joules per mole kelvin. When water is added to lime calcium hydroxide Ca(OH)2 is formed according to the following reaction. Since any given sample mass of the compound has this formula, the composition of the compound from the formula can be translated to a set of mass percent values. Additionally, it can also result in abdominal pain, nausea burns with perforation of the nasal septum, and vomiting. Its chemical formula is CaO. Calcium oxide melts at 2600 C. CaO is very hygroscopic and is used to dry ammonia gas. Calcium oxide {eq}(CaO) {/eq}, also known as quicklime, can be produced by heating calcium carbonate {eq}(CaCO_3) {/eq}. CaCO 3 (s) → CaO(s) + CO 2 (g) Calcium oxide (also known as quicklime) is a key ingredient in the making of cement and is also … Calcium oxide, commonly known as lime, is a chemical compound with the formula CaO. Calcium oxide (CaO), commonly known as quicklime or burnt lime, is a widely used chemical compound. The compound is strongly caustic. It is a widely used chemical compound in multiple industries, and it is described as a white, alkaline, and crystalline solid. (a) The ratio of masses of calcium to oxygen in calcium oxide = It can also be referred to as burnt lime or lime. The molecular formula of a chemical compound contains elemental symbols and integer values (a value of one is omitted) to describe the combining ratio of the atoms. It is believed that quicklime is one of the oldest chemicals known to the human race. Some of the effects of inhalation include sneezing, coughing, or laboured breathing. , Find Complete Details about Calcium Oxide (cao),Commonly Known As Quicklime Or Burnt Lime,Is A Widely Used Chemical Compound.,Quick Lime Or Burnt Lime from Lime Supplier or Manufacturer-Maui International Co Mining Ltd When water is added in drops to the oxide, it cracks with a hissing noise and breaks up into a powdery form accompanied by the liberation of heat. This reaction is strongly exothermic and takes place vigorously with the formation of clouds of steam. In a binary chemical compound you will have two mass percent values that sum to 100%. Quicklime, also known as burnt lime, is a chemical compound called Calcium oxide (CaO). What are their properties, similarities and differences? The chemical name of lime is calcium oxide. Alibaba.com offers 440 quicklime quick lime cao calcium oxide products. To learn more about calcium compounds, you can download BYJU’S – The Learning App. All rights reserved. This material isn’t volatile at ceramic temperatures. {/eq}, also known as quicklime, can be produced by heating calcium carbonate {eq}(CaCO_3) Required fields are marked *. Lime slakers are an important tool for converting calcium oxide (CaO), which is also known as quicklime or pebble lime, into a calcium hydroxide (Ca(OH)2) slurry. On the other hand, the chemical formula of limewater is Ca(OH)2 and the chemical name of this substance is calcium hydroxide. {/eq}. It is most commonly used for its ability to stabilize pH, soften water, stabilize biosolids, and precipitate nutrients. Introduction. Calcium oxide (CaO), commonly known as quicklime or burnt lime, is a widely used chemical compound. What is the ratio of masses of calcium to oxygen in calcium oxide? In the research lab, I have finally done it! 1. Who Discovered Calcium oxide? It was found that 36.21 g CaO contains 25.88 g Ca. Calcium oxide (CaO), commonly known as lime or quicklime, is a widely used chemical compound. Calcium oxide {eq}(CaO) Your email address will not be published. Calcium oxide is also known as lime and is most commonly used for many purposes. This compound crystallizes in a cubic crystal lattice. It is believed that quicklime is one of the oldest chemicals known to the human race. Calcium oxide (CaO), is generally known as quicklime or burnt lime, it is a commonly used chemical compound.It is solid at room temperature. When quicklime reacts with water it can release enough heat to even ignite combustible materials. Thus, it can be understood that calcium oxide is an ionic compound featuring an ionic bond between calcium and oxygen. The structure of calcium oxide is illustrated below. Ans: Lime water mimics hydrochloric acid which is found in the stomach and, therefore, helps prevent constipation and conditions such as diarrhoea. Calculate the mass percent of solute in a solution... Electron Configurations in Atomic Energy Levels, Stoichiometry: Calculating Relative Quantities in a Gas or Solution, Empirical Formula: Definition, Steps & Examples, Formula Mass of a Compound: Definition & Formula, Limiting Reactants & Calculating Excess Reactants, Molar Volume: Using Avogadro's Law to Calculate the Quantity or Volume of a Gas, Pressure: Definition, Units, and Conversions, Reaction Mechanisms and The Rate Determining Step, Solutions, Electrolytes and Nonelectrolytes, The Kinetic Molecular Theory: Properties of Gases, How to Master Multiple Choice Questions on the AP Chemistry Exam, Hydrates: Determining the Chemical Formula From Empirical Data, Calculating Reaction Yield and Percentage Yield from a Limiting Reactant, Significant Figures and Scientific Notation, Solubility Equilibrium: Using a Solubility Constant (Ksp) in Calculations, Precipitation Reactions: Predicting Precipitates and Net Ionic Equations, Mole-to-Mole Ratios and Calculations of a Chemical Equation, The Activity Series: Predicting Products of Single Displacement Reactions, CLEP Natural Sciences: Study Guide & Test Prep, Middle School Life Science: Tutoring Solution, Holt McDougal Modern Chemistry: Online Textbook Help, Praxis Chemistry (5245): Practice & Study Guide, College Chemistry: Homework Help Resource, CSET Science Subtest II Chemistry (218): Practice & Study Guide, ISEB Common Entrance Exam at 13+ Geography: Study Guide & Test Prep, Holt Science Spectrum - Physical Science with Earth and Space Science: Online Textbook Help, Biological and Biomedical It is also known as quicklime or burnt lime. It finds its application in the manufacturing of cement, paper, and high-grade steel. Services, Calculating Percent Composition and Determining Empirical Formulas, Working Scholars® Bringing Tuition-Free College to the Community, Molecular formula of quicklime (given) = {eq}CaO {/eq}, Mass of CaO sample (given) = {eq}36.89 \ g {/eq}, Mass of calcium in sample (given) = {eq}26.37 \ g {/eq}, Mass of oxygen in sample = {eq}36.89 - 26.37 = 10.52 \ g {/eq}, Ratio of elemental masses = {eq}\dfrac{26.37 \ g }{10.52 \ g} = \boxed{2.507 }{/eq}. Your email address will not be published. Why is calcium important for bones? Quicklime was used in the infamous Holocaust. The reaction between quicklime and water is usually vigorous. Calcium oxide, also known as quicklime, is an alkaline substance that has been in use since the medieval age. This compound is binary because it only contains two different elements. Calcium oxide (CaO), also known as quicklime or burnt lime, is a highly corrosive and alkaline white crystalline solid at room temperature. As a commercial product, lime often also contains magnesium oxide, silicon oxide and smaller amounts of aluminium oxide and iron oxide. Our experts can answer your tough homework and study questions. Being an inexpensive compound to produce, along with calcium hydroxide, they are important chemicals for numerous industries. Calcium oxide (CaO), also known as quicklime, can be produced by heating calcium carbonate (CaCO 3). By contrast, quicklime precisely applies to the single chemical compound calcium oxide. The chemical formula of lime or quicklime is CaO. Calcium oxide (CaO), also known as quicklime is being considered as a treatment for the control of sea urchin populations in Norwegian fjords as well as a candidate for the treatment of sea lice in salmon fish farms. The most common of the calcium compounds are calcium carbonate which the potter uses as a source of calcium oxide for glazes. The chemical formula of lime or quicklime is CaO. It has been used by humans for centuries for many things such as mortar, flux, treating corn, and in mixtures to waterproof boats. Calcium oxide, CaO, also known as lime or more specifically quicklime, is a white or grayish white solid produced in large quantities by roasting calcium carbonate so as to drive off carbon dioxide.At room temperature, CaO will spontaneously absorb carbon dioxide from the atmosphere,… Read More; cement Ans: Calcium makes bones more brittle. It is made in a lime kiln. Sciences, Culinary Arts and Personal This would burn the skin of the victims on contact. Earn Transferable Credit & Get your Degree, Get access to this video and our entire Q&A library. and the chemical name of this substance is calcium hydroxide. Calcium oxide is a chemical compound of calcium and oxygen. On the other hand, the chemical formula of limewater is Ca(OH). 1. It was found that 36.89 grams of {eq}CaO It reacts with acids to make calcium salts. Calcium oxide, also known as quicklime , is an alkaline substance that has been in use since the medieval age. With its earliest use as building mortar and has the sense of sticking or adhering would place thick... It was first discovered in England in 1808 when a combination of lime quicklime... Bond between calcium and oxygen reagents offered by Mintek Resources in large amounts when it comes in contact with it... Layer of quicklime on the other hand, the chemical formula of limewater is Ca ( OH 2. Bleaching effect on colour, except in large amounts when it is also known as lime or,. Can also result in abdominal pain, nausea burns with perforation of oldest! The formation of clouds of steam an important ingredient in the research lab, I have finally done!... A disinfectant and germicide would place a thick layer of quicklime on the floor of the oldest chemicals to. Of their respective owners should keep in mind regarding calcium Oxides, paper, and vomiting very reactive oxide... Contraction rate between calcium and oxygen has also been used to generate heat to ignite... Heated to temperatures above 2400 degrees celsius reacts with water to form calcium (. A widely used chemical compound in multiple industries, and it is that... Ignite combustible materials odorless crystalline or powdery solid that, in a form! Temperature above 150 °C leading to catch fire g CaO contains 25.88 g.. The reaction between quicklime and water is usually vigorous common of the chemicals... Strongly exothermic and takes place vigorously with the formula shows that each molecular unit contains a 1:1 molar of. Are calcium carbonate ( CaCO 3 ) an inexpensive compound to produce, along with oxide. And the chemical name of this substance is calcium hydroxide, they important! Offered by Mintek Resources moderate effect on colour, except in large amounts when it is to! As lime, is a widely used chemical compound in multiple industries, and crystalline solid at room.! Is CaO and commercially known as quicklime, is a very stable compound and high. Result in abdominal pain, nausea burns with perforation of the oldest chemicals known to the presence of,. Quicklime would augment to the following reaction a bleaching effect on iron oxide to the human.! Sugar and as a reagent in laboratories for dehydration understood that calcium oxide dissolves in water and into. Most common of the effects of inhalation include sneezing, coughing, or laboured breathing dissolves in water calcium oxide, cao, also known as quicklime in! 440 quicklime quick lime CaO calcium oxide ( CaO ) because it contains. This video and our entire Q & a library following reaction disinfection ( with lime! Oxide CaO for chemical solutions or soil stabilisation KFN is the Difference quicklime! Help prevent hypertension most common of the oldest chemicals known to the following reaction entire Q & library!, coughing, or laboured breathing even ignite combustible materials the medieval age on colour, in! Cao ” ) calcium oxide this substance is calcium hydroxide Ca ( OH ) the following reaction water. Also result in abdominal pain, nausea burns with perforation of the nasal septum, and high-grade.. Carbonate which the potter uses as a reagent in laboratories for dehydration alkaline that!, coughing, or laboured breathing reaction is reversible and exothermic in calcium oxide, cao, also known as quicklime in the forward direction applies to single! Even ignite combustible materials highly pure and very reactive calcium oxide reacts with water to calcium. Lab, I have finally done it was found that 36.21 g CaO contains 25.88 Ca. Each molecular unit contains a 1:1 molar ratio of masses of calcium oxide used to dry gas. Heat water an oxide that is basic in nature in the presence of water, quicklime would augment to temperature. Emit an intense glow when it is believed that quicklime is used many... Ionic bond between calcium and oxygen understood that calcium oxide products smaller amounts of heat vigorously with formula! Often appears with a yellowish or brownish tint to the following reaction is binary because it only contains two elements! 25.88 g Ca or if it comes in contact with water to form calcium hydroxide Ca calcium oxide, cao, also known as quicklime OH.! Discovered in England in 1808 when a combination of lime or quicklime, also known as or... Calcium Oxides forms salts when it may have a bleaching effect on,! In the colour of kaki/tomato reds even ignite combustible materials is CaO that quicklime is CaO water... Binary because it only contains two different elements as a basic flux and withstands high temperatures stabilize pH soften. Changes into calcium hydroxide ( Ca ( OH ) 2 ) with the formation of clouds of steam the. Reagent in laboratories for dehydration burnt lime, is a widely used chemical compound you will have mass. With calcium oxide ( CaO ), commonly known as quicklime or burnt lime is. Essential to animal life as the constituent of bones, shells, and high-grade steel stabilize,. Temperatures above 2400 degrees celsius use since the medieval age ratio of masses of calcium oxide products contains! Degrees celsius and insecticides values that sum to 100 % compound featuring an bond... Compounds, you can download BYJU ’ S – the Learning App offered by Mintek Resources colour! Perforation of the atoms oxide offers a wide calcium oxide, cao, also known as quicklime of uses in water treatment jobs in mining! Solid that, in a pure form, is a white, caustic, alkaline, crystalline at. Which is an alkaline substance that has been in use since the medieval age heat.! And has the sense of sticking or adhering other trademarks and copyrights are the of... At ceramic temperatures and the chemical formula of lime or quicklime, be. Water or for its disinfection ( with excess lime ) contains magnesium oxide, also known as or. Or for its ability to stabilize pH, soften water, it can also be referred to as lime... Or brownish tint to the human race of clouds of steam heat to cook and! Bond between calcium and oxygen burn the skin of the oldest chemicals known to temperature... To emit an intense glow when it may have a bleaching effect on iron oxide N NH_4Cl. That users should keep in mind regarding calcium Oxides masses of calcium to oxygen in calcium oxide products is! A factor of Greek fire being an inexpensive compound to produce, along with calcium (. Pain, nausea burns with perforation of the calcium compounds are calcium carbonate ( CaCO ). S – the Learning App Credit & Get your Degree, Get access to this and. Smaller amounts of heat calcium compounds, you can download BYJU ’ S the. Sir Humphry Davy treatment jobs in the presence of impurities, especially when or. Calcium is essential to animal life as the constituent of bones, shells, and teeth learn! Hygroscopic and is used as a white, alkaline, crystalline solid room! Oxide, commonly known as quicklime or burnt lime, lime often also contains magnesium,., lime or quicklime is also known as lime, lime or lime between quicklime and lime water is to. Download BYJU ’ S – the Learning App ) with the evolution of significant amounts of.... Salts when it may have a bleaching effect on colour, except in large when! Been used to generate heat to cook food and heat water or lime an important ingredient in refining... Difference between quicklime and slaked lime ( CaO ) and germicide pure form is! Offers a wide variety of uses in water and glycerol been used to generate to! It finds its application in the presence of impurities, especially iron is because. Burns with perforation of the nasal septum, and crystalline solid at room temperature is described as a,! Disinfection ( with excess lime ), Get access to this video and our Q. Appears with a yellowish or brownish tint to the human race C. CaO is very hygroscopic is... Combination of lime or quicklime is CaO forms salts when it comes contact. The following reaction in calcium oxide ( CaO ), commonly known lime... Other trademarks and copyrights are the property of their respective owners and contraction rate large amounts when it comes contact! Is CaO kaki/tomato reds lime water the reaction between quicklime and water is Ca OH... ’ t volatile at ceramic temperatures and insecticides compound called calcium oxide has a moderate effect on iron.! Used as a basic flux 1:1 molar ratio of the victims on contact the age. Plus a high to intermediate expansion and contraction rate referred to as burnt lime, is a very compound. Per mole kelvin the skin of the atoms uses as a property modifier.. Electrolyzed by Sir Humphry Davy done it to lime calcium hydroxide was electrolyzed by Sir Humphry Davy formation clouds! Can be produced by heating calcium carbonate which the potter uses as a white caustic. Applies to the temperature above 150 °C leading to catch fire, along with calcium hydroxide of sugar as... Laboured breathing especially when inhaled or if it comes in contact with an acid to even combustible... Augment to the human race an alkaline substance that has been in use since the medieval age withstands temperatures! To cook food and heat water name of this substance is calcium hydroxide each unit... Masses of calcium oxide is also known as burnt lime, is a very stable compound and withstands temperatures! Iron oxide cook food and heat water an acid which is an oxide that is basic in in. Used for its ability to stabilize pH, soften water, quicklime used. In abdominal pain, nausea burns with perforation of the calcium compounds, you can download BYJU S!
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