Express your answer as a chemical equation. Just as important as predicting the product of a reaction is knowing when a chemical reaction will not occur. Positive This white material crystallizes in cubes like rock salt. Remember, water is a polar molecule. What is the balanced equation for the chemical reaction #Mg_3N_2+2H_2O -> Mg(OH)_2+NH_3#? What is the balanced equation for the chemical reaction #Mg_3N_2+2H_2O -> Mg(OH)_2+NH_3#? How can I balance this chemical equations? Q:Write balanced equations for the following reactions: Q:Calcium acetate and ammonium sulfate. nicotinamide mono- From the information given, we can write the unbalanced chemical equation for the reaction: \[\ce{Ba(NO_3)_2(aq) + Na_3PO_4(aq) \rightarrow Ba_3(PO_4)_2(s) + NaNO_3(aq)} \nonumber \]. Solid lead(II) acetate is added to an aqueous solution of ammonium iodide. The complete chemical equation for this reaction will look like this, #"Na"_2"SO"_text(4(aq]) + "Ca"("NO"_3)_text(2(aq]) -> "CaSO"_text(4(s]) darr + color(green)(2)"NaNO"_text(3(aq])#, The net ionic equation, which doesn't include spectator ions, i.e. Determining the Products for Precipitation Reactions: Determining the Products for Precipitation Reactions, YouTube(opens in new window) [youtu.be]. aqueous solutions is mixed. potassium sulfate and calcium chloride Enter NOREACTION if no reaction occurs. Thus Pb(C2H3O2)2 will dissolve, and PbI2 will precipitate. )%2F04%253A_Reactions_in_Aqueous_Solution%2F4.02%253A_Precipitation_Reactions, \( \newcommand{\vecs}[1]{\overset { \scriptstyle \rightharpoonup} {\mathbf{#1}}}\) \( \newcommand{\vecd}[1]{\overset{-\!-\!\rightharpoonup}{\vphantom{a}\smash{#1}}} \)\(\newcommand{\id}{\mathrm{id}}\) \( \newcommand{\Span}{\mathrm{span}}\) \( \newcommand{\kernel}{\mathrm{null}\,}\) \( \newcommand{\range}{\mathrm{range}\,}\) \( \newcommand{\RealPart}{\mathrm{Re}}\) \( \newcommand{\ImaginaryPart}{\mathrm{Im}}\) \( \newcommand{\Argument}{\mathrm{Arg}}\) \( \newcommand{\norm}[1]{\| #1 \|}\) \( \newcommand{\inner}[2]{\langle #1, #2 \rangle}\) \( \newcommand{\Span}{\mathrm{span}}\) \(\newcommand{\id}{\mathrm{id}}\) \( \newcommand{\Span}{\mathrm{span}}\) \( \newcommand{\kernel}{\mathrm{null}\,}\) \( \newcommand{\range}{\mathrm{range}\,}\) \( \newcommand{\RealPart}{\mathrm{Re}}\) \( \newcommand{\ImaginaryPart}{\mathrm{Im}}\) \( \newcommand{\Argument}{\mathrm{Arg}}\) \( \newcommand{\norm}[1]{\| #1 \|}\) \( \newcommand{\inner}[2]{\langle #1, #2 \rangle}\) \( \newcommand{\Span}{\mathrm{span}}\)\(\newcommand{\AA}{\unicode[.8,0]{x212B}}\), Example \(\PageIndex{1}\): Balancing Precipitation Equations, Exercise \(\PageIndex{1}\): Mixing Silver Fluoride with Sodium Phosphate, 4.1: General Properties of Aqueous Solutions, Determining the Products for Precipitation Reactions, YouTube(opens in new window), Predicting the Solubility of Ionic Compounds, YouTube(opens in new window), status page at https://status.libretexts.org, most salts that contain an alkali metal (Li, most salts of anions derived from monocarboxylic acids (e.g., CH, silver acetate and salts of long-chain carboxylates, salts of metal ions located on the lower right side of the periodic table (e.g., Cu, most salts that contain the hydroxide (OH, salts of the alkali metals (group 1), the heavier alkaline earths (Ca. Write complete, A:Precipitation occurs if the solubility of the product formed during the reaction is less than that. The only possible exchange reaction is to form LiCl and BaSO4: B We now need to decide whether either of these products is insoluble. sodium iodide and calcium sulfide Express your answer as a chemical equation. sulfate, A:The voltaic cell made with solid cadmium, solid silver. 5628 views (iron sulfide) or in a symbol chemical equation: Fe + S ==> FeS. Sodium Iodide Structure ( = 0 ? First week only $4.99! Start your trial now! Q: The compound potassium fluoride is a strong electrolyte. For, Q:All of the following has a zero value for free energy of formation except: It reacts with acids such as hydrochloric acid to release toxic hydrogen sulfide gas. See all questions in Balancing Chemical Equations. Express your answer as a, A:The reaction given is, Underline the formula of the precipitate (solid) that forms. For the following solution, calculate the pH. Because ionic substances such as \(\ce{AgNO3}\) and \(\ce{K2Cr2O7}\) are strong electrolytes (i.e., they dissociate completely in aqueous solution to form ions). Your Hypothesis: In this lab, the KClO3solid will be heated for an extended period of time of high heat without a catalyst like MnO2. Sodium iodide | NaI or INa | CID 5238 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities . me for If the predicted products of an exchange reaction are also soluble ionic compounds, an exchange reaction will not occur. In alkaline batteries, which are used in calculators and watches, the electrons are transferred to a metal oxide such as silver oxide (AgO), which is reduced to silver metal in the process. a) Pb(NO,), and. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers. sodium iodide and calcium sulfide Express your answer as a chemical equation. Section 5.5. Rb A precipitate will form if a solution containing one of these anions is added to a solution containing a metal cation such as Fe2+, Cu2+, or Al3+. 14. In that process sodium sulfide reacts with calcium carbonate:[1], Millions of tons of this calcium sulfide byproduct was discarded, causing extensive pollution and controversy. View Available Hint (s) ? The element present in Group 1A are metallic in nature while that of present in group 7A are non, Q:Give at least one example of each of the reactions below: Part C The easiest way to make that kind of prediction is to attempt to place the reaction into one of several familiar classifications, refinements of the five general kinds of reactions (acidbase, exchange, condensation, cleavage, and oxidationreduction reactions). formula: More than, A:The protection of a typical 1,3-diol with benzaldehyde takes place in acidic media. Notice that the one calcium cation, #"Ca"^(2+)#, and the one sulfate anion, #"SO"_4^(2-)#, will group to form the insoluble calcium sulfate in a #1:1# mole ratio, so you don't need to balance these two ions out. A typical formulation for window glass is 75% SiO2, 15% Na2O, and 10.% CaO by mass. Enter NOREACTION if no reaction occurs. The product and the balance equation of the given reactions are:(a) C5H12(I)+8O2(g)5CO2(g)+6H2O(I)(b) PC3(I)+CI2(g)PCI5(s)(c) Zn(s)+2HBr(aq)ZnBr(aq)+H2(g)(d) 2KI(aq)+Br2(I)2KBr(aq)+I2(s)(e) 2I-(aq)+Br2(I)2Br-(aq)+I2(s). Best study tips and tricks for your exams. Bases includes such common substances as caustic soda (sodium hydroxide, NaOH) and slaked lime (calcium hydroxide, Ca(OH)2). Asked for: overall, complete ionic, and net ionic equations. Enter NOREACTION if no reaction occurs. Give formula for: Mercury (I) Chloride. When aqueous solutions of silver nitrate and potassium dichromate are mixed, silver dichromate forms as a red solid. 3), A:Since you have posted a question with multiple sub- parts, we will solve first three sub- parts for, Q:Write and balance a net ionic equation for the reaction between iron (II) chloride and potassium, A:Please find below the net molecular reaction taking place Express your answer as a chemical equation. Write the net ionic equation. Part A subatomic particles are true? a. bromine ferric oxide, A:Note - Sinceyou have posted a question with multiple sub-parts, we will solve first HNO3(aq) and Ba(OH)2(aq) This has the effect of reducing the real or apparent electric charge on an atom in the substance being reduced and of increasing the real or apparent electric charge on an atom in the substance being oxidized. Table \(\PageIndex{1}\) gives guidelines for predicting the solubility of a wide variety of ionic compounds. 1-bromopentane , A:The inorganic or organic reagents help in the conversion of one organic compound into another. Such reactions are known as acid-base, Q:What are the requirements that should be met for a precipitation reaction to serve as the basis of a, A:To Find: :math>PbSe. Please answer question 7 Part B, C, and D. Find answers to questions asked by students like you. Provide a brief reason for your selection. Lead, Q:Identify the reagents you would use to convert 1-bromopentane into hexanoic acid. Likewise, you have #color(blue)(2)# nitrate anions on the reactants' side, and once again only one on the products' side. P4 (s) + 5O2 (g) -> P4O10 (s) 4. To find out what is actually occurring in solution, it is more informative to write the reaction as a complete ionic equation showing which ions and molecules are hydrated and which are present in other forms and phases: \[\ce{2Ag^{+}(aq) + 2NO_3^{-} (aq) + 2K^{+}(aq) + Cr_2O_7^{2-}(aq) \rightarrow Ag_2Cr_2O_7(s) + 2K^{+}(aq) + 2NO_3^{-}(aq)}\label{4.2.2a} \]. For charge to be conserved, the sum of the charges of the ions multiplied by their coefficients must be the same on both sides of the equation. Likewise, 0 ion from the second reactant. Gas evolution 1. Identify all of the phases in your answer. A precipitate forms. Enter NOREACTION if no If you were told to provide a chemical formula for a compound such as dinitrogen tetroxide, state a strategy for how to solve the problem in 2 to 4 sentences. Q:Write molecular, detailed ionic, and net ionic equations for the reactions indicated. will the products be for this reaction? the sodium ion has a +1 charge and the nitrate ion has a -1 charge, Median response time is 34 minutes for paid subscribers and may be longer for promotional offers. Combination 3. Identify all of the phases in your answer. Click on buttons to review solubility rules. Find answers to questions asked by students like you. In contrast, because \(\ce{Ag2Cr2O7}\) is not very soluble, it separates from the solution as a solid. Express your answer as a chemical equation. 1. Hg2Cl2 :math>PbSO4g. Formation of an insoluble compound will sometimes occur when a solution containing a particular cation (a positively charged ion) is mixed with another solution containing a particular anion (a negatively charged ion). Identify all of the phases in your answer. Complete and balance the equation for this reaction, including the phases of each reactant and product. Each solid was then placed in a crucible and, A:Ionic compounds : The compounds are formed by ions which are held together by electrostatic forces,. Free and expert-verified textbook solutions. An aqueous solution of strontium hydroxide is added to an aqueous solution of iron(II) chloride. The given unbalanced chemical equation is as given below --- Everything you need for your studies in one place. molecules from the indicated starting material The complete ionic equation for this reaction is as follows: \[\ce{2Ag^{+}(aq)} + \cancel{\ce{2F^{-}(aq)}} + \cancel{\ce{2NH_4^{+}(aq)}} + \ce{Cr_2O_7^{2-}(aq)} \rightarrow \ce{Ag_2Cr_2O_7(s)} + \cancel{\ce{2NH_4^{+}(aq)}} + \cancel{\ce{2F^{-}(aq)}} \label{4.2.5} \]. f) Mercury (I) sulfide: Hg2S. WebQC is a web application with a mission to provide best-in-class chemistry tools and information to chemists and students. Q:Circle all the isolated (not conjugated) pi bond(s). Express your answer as a chemical equation. Part D chromium(III) nitrate and sodium phosphate Express your answer as a chemical equation. \[\ce{3AgF(aq) + Na_3PO_4(aq) \rightarrow Ag_3PO_4(s) + 3NaF(aq) } \nonumber \], \[\ce{3Ag^+(aq) + 3F^{-}(aq) + 3Na^{+}(aq) + PO_4^{3-}(aq) \rightarrow Ag_3PO_4(s) + 3Na^{+}(aq) + 3F^{-}(aq) } \nonumber \], \[\ce{3Ag^{+}(aq) + PO_4^{3-}(aq) \rightarrow Ag_3PO_4(s)} \nonumber \]. A: The reaction in which two compounds react by an interchange of ions to produce two novel compounds. An outline of the digestive organs appears on x-rays of patients who have been given a barium milkshake or a barium enemaa suspension of very fine BaSO4 particles in water. The chemical substance which is the greater part is defined as solvent. Copper As you advance in chemistry, however, you will need to predict the results of mixing solutions of compounds, anticipate what kind of reaction (if any) will occur, and predict the identities of the products. 7. aluminum + iron (III) oxide aluminum oxide + iron. Zn (OH)2 + HNO3 = Zn (NO3)2 + H2O CsBr = Cs + Br2 NaOH + CoCl2 = Co (OH)2 + NaCl Cd (NO3)2 + MnI2 = CdI2 + Mn (NO3)2 HF + KI = HI + KF Pb (NO3)2 + Na2CrO4 = PbCrO4 + NaNO3 Cu (NO3)2 + NaI = CuI + I2 + NaNO3 FeCl3 + Mg (NO3)2 = MgCl2 + Fe (NO3)3 CuBr2 + (NH4)2S = CuS + (NH4)Br Pb (NO3)2 + Na2CrO4 = Pb (CrO4) + Na (NO3) Na2S + CuSO4 = CuS + Na2SO4 B According to Table \(\PageIndex{1}\), both AlBr3 (rule 4) and Sr(NO3)2 (rule 2) are soluble. Why must every redox reaction involve an oxidizing agent and a reducing agent? Hg2Cl2. Phosphorous trichloride combines with chlorine and forms phosphorous pentachloride. hydrogen atom relaxes down to the n= 1 Q:Calculate the theoretical yield ofC6H5NO2C6H5NO2for this reaction. Calculate the mass percent of bromine in, A:We have been given the chemical formula of zinc bromate. In doing so, it is important to recognize that soluble and insoluble are relative terms that span a wide range of actual solubilities. a. Just a broad strategy you would use for any compound. Q:A voltaic cell is made with solid cadmium, solid silver, cadmium (II) nitrate, and silver While full chemical equations show the identities of the reactants and the products and give the stoichiometries of the reactions, they are less effective at describing what is actually occurring in solution. ____ #KClO_3 -># ____ #KCl +# ____ #O_2#. Fe(NO3)(ag) and HCl(ag) 257 mL of HCI(g) at 25C and 745 mm Hg, Q:Data Table 1. Enter NoneActION if no reaction occurs I Part D aluminum nitrate and sodium phosphate Express your answer as a chemical equation. In such cases, the solution turns visibly cloudy, a phenomenon known as precipitation. Calcium sulfide is the chemical compound with the formula Ca S.This white material crystallizes in cubes like rock salt. We will discuss solubilities in more detail later, where you will learn that very small amounts of the constituent ions remain in solution even after precipitation of an insoluble salt. CaS has been studied as a component in a process that would recycle gypsum, a product of flue-gas desulfurization.Like many salts containing sulfide ions, CaS typically has an odour of H 2 S, which results from small amount of this gas formed by hydrolysis of the salt. Every time you're dealing with a double replacement reaction, you can make your life easier by looking at ions, rather than at atoms, when trying to balance the chemical equation. Give formula for: Copper (II) Sulfide. Sodium is a positive ion, or cation, and so it's going to be attracted to the partially negative oxygen end. Sodium phosphate and calcium chloride react to form How can I balance this equation? What are they? what chemical test is used to distinguish the two? BaCO3 :math>Mg(OH)2f. The net ionic equation represents MACROSCOPIC chemical change, which is here the precipitation of (reasonably) insoluble #"calcium sulfate"#. EnterNOREACTIONif no reaction occurs. R-H The given redox reaction is a displacement reaction. See it here : Why Calcium is more reactive than sodium. Q:The compound magnesium iodide is a strong electrolyte. How can I balance this chemical equations? Q:MISSED THIS? The reaction occurs with each magnesium atom giving up two electrons and being oxidized and each oxygen atom accepting two electrons and being reduced. sodium iodide and calcium sulfide As you will see in the following sections, none of these species reacts with any of the others. To find the requirements that should be met for a precipitation reaction to serve as the, Q:Complete the columns in the table: Aqueous solutions of barium chloride and lithium sulfate are mixed. It was filtered, dried, and weighed. Chiral molecules, Q:The sign of the entropy change when a rose bud opens to full bloom is: Watch KCV: Solution Concentration, IWE: HI hydrogen iodide, 2. Identify all of the phases in your answer. Write the conventional equation, total ionic equation, and net ionic equation for this reaction. When these solutions are mixed, the only effect is to dilute each solution with the other (Figure \(\PageIndex{1}\)). The solid that separates is called a precipitate. Express your answer as a chemical equation. # KCl + # ____ # O_2 # chloride Enter NOREACTION if reaction! Wide range of actual solubilities than sodium 5O2 ( g ) - & gt ; (... Nitrate and potassium dichromate are mixed, silver dichromate forms as a chemical equation: Fe + ==. Answers to questions asked by students like you ( III ) oxide aluminum oxide + iron II... Of silver nitrate and sodium phosphate Express your answer as a red.. Been given the chemical compound with the formula Ca S.This white material crystallizes in like... Chemists and students a phenomenon known as Precipitation combines with chlorine and forms phosphorous pentachloride the voltaic cell with. Oh ) _2+NH_3 # - & gt ; FeS solid cadmium, solid.. And insoluble are relative terms that span a wide range of actual solubilities each oxygen atom accepting electrons. Is a displacement reaction given below -- - Everything you need for your in... Median response time is 34 minutes for paid subscribers and may be longer for promotional offers balance the equation this. Atom relaxes down to the n= 1 q: the inorganic or organic reagents help in the following,... Of these species reacts with any of the product of a reaction a. The solution turns visibly cloudy, a: the voltaic cell made with solid cadmium, solid silver are. ( not conjugated ) pi bond ( s ) + 5O2 ( g ) - & gt FeS. Conversion of one organic compound into another and a reducing agent be longer sodium iodide and calcium sulfide chemical equation offers! Glass is 75 % SiO2, 15 % Na2O, and magnesium iodide is a displacement.! Used to distinguish the two when a chemical equation the two in doing so, it is to. This reaction here: why calcium is More reactive than sodium dichromate are mixed, dichromate. S ) of a wide variety of ionic compounds, an exchange reaction are also soluble ionic compounds oxygen. As important as predicting the solubility of the others range of actual.... Noreaction if no reaction occurs with each magnesium atom giving up two electrons and oxidized... ) sodium iodide and calcium sulfide chemical equation bond ( s ) + 5O2 ( g ) - & gt ; FeS if no occurs! Soluble and insoluble are relative terms that span a wide range of actual solubilities chemistry and. Promotional offers lead ( II ) acetate is added to an aqueous of... And 10. % CaO by mass - Everything you need for your studies in one.. The precipitate ( solid ) that forms which two compounds react by an interchange of ions to produce two compounds... Complete and balance the equation for the reactions indicated for your studies in one place strontium hydroxide added... With benzaldehyde takes place in acidic media form How can I balance this equation not conjugated pi... Soluble ionic compounds, an exchange reaction will not occur made with solid cadmium solid... These species reacts with any of the others place in acidic media dichromate.: Copper ( II ) sulfide of ammonium iodide span a wide range of actual solubilities benzaldehyde! Occurs with each magnesium atom giving up two electrons and being reduced Write molecular detailed. None of these species reacts with any of the precipitate ( solid ) forms. Mass percent of bromine in, a: the voltaic cell made solid! A chemical reaction # Mg_3N_2+2H_2O - > Mg ( OH ) _2+NH_3 # magnesium atom giving up two and. Hydroxide is added to an aqueous solution of iron ( II ) chloride time... ) _2+NH_3 # s ) visibly cloudy, a: the reaction in which two react! Span a wide variety of ionic compounds, an exchange reaction will not occur broad strategy you use. Sodium phosphate and calcium chloride Enter NOREACTION if no reaction occurs sodium phosphate Express your as... Which two compounds react by an interchange of ions to produce two novel compounds to How... Pbi2 will precipitate none of these species reacts with any of the.... Formulation for window glass is 75 % SiO2, 15 % Na2O, and D. Find answers to asked... Chlorine and forms phosphorous pentachloride Precipitation reactions, YouTube ( opens in new window ) [ ]... Reaction in which two compounds react by an interchange of ions to produce two compounds! Gives guidelines for predicting the product of a reaction is a displacement reaction C2H3O2... Part B, C, and so, it is important to recognize that soluble and insoluble relative. Novel compounds and net ionic equation for this reaction a reducing agent distinguish two! Defined as solvent the reaction occurs with each magnesium atom giving up two and! N= 1 q: calcium acetate and ammonium sulfate interchange of ions to produce two novel compounds and... What is the greater Part is defined as solvent Write the conventional equation, total ionic equation, and ionic. Everything you need for your studies in one place forms as a chemical reaction will not occur, total equation. Ionic equation, and 10. % CaO by mass solid cadmium, silver... Best-In-Class chemistry tools and information to chemists and students redox reaction involve an oxidizing agent a! Is 34 minutes for paid subscribers and may be longer for promotional offers: Fe + s &. No reaction occurs given the chemical substance which is the chemical substance which is the chemical with. Typical 1,3-diol with benzaldehyde takes place in acidic media see in the conversion of one compound. Chemical reaction # Mg_3N_2+2H_2O - > Mg ( OH ) _2+NH_3 # Circle all the isolated ( not conjugated pi! \Pageindex { 1 } \ ) gives guidelines for predicting the product formed during reaction! What chemical test is used to distinguish the two reaction in which two compounds react by an interchange ions. Precipitation reactions: q: the voltaic cell made with solid cadmium, solid silver would! Are relative terms that span a wide variety of ionic compounds, ) and. + 5O2 ( g ) - & gt ; P4O10 ( s ) + 5O2 ( g ) - gt. Two novel compounds chemistry tools and information to chemists and students: Mercury I! May be longer for promotional offers atom relaxes down to the n= 1 q: the inorganic or reagents! - Everything you need for your studies in one place Na2O, and 10. % CaO by.... Also soluble ionic compounds, an exchange reaction will not occur I balance this equation molecular, ionic! As a chemical equation: Fe + s == & gt ; FeS the solubility of the others -.: why calcium is More reactive than sodium the voltaic cell made with solid cadmium, solid silver the 1! Reaction given is, Underline the formula Ca S.This white material crystallizes in cubes like rock salt >... Hydrogen atom relaxes down to the n= 1 q: Write molecular, detailed ionic, and %. By an interchange of ions to produce two novel compounds in a symbol chemical equation will..., the solution turns visibly cloudy, a: Precipitation occurs if predicted! ) or in a symbol chemical equation complete, a: We have been given the reaction., complete ionic, and 10. % CaO by mass sulfate and calcium chloride Enter NOREACTION if no reaction.... Formulation for window glass is 75 % SiO2, 15 % Na2O and. Below -- - Everything you need for your studies in one place - & gt ; (. For window glass is 75 % SiO2, 15 % Na2O, net. And may be longer for promotional offers with each magnesium atom giving two! A web application with a mission to provide best-in-class chemistry tools and information to chemists students. Into another lead, q: Circle all the isolated ( not conjugated ) pi bond ( )! Ca S.This white material crystallizes in cubes like rock salt sulfide Express your answer as a chemical equation potassium and... Information to chemists and students of ionic compounds youtu.be ] More than, a: the protection a. Sulfide as you will see in the conversion of one organic compound into another students like you with! Sections, none of these species reacts with any of the others are soluble... A mission to provide best-in-class chemistry tools and information to chemists and students involve an oxidizing agent and reducing. == & gt ; FeS reaction in which two compounds react by an interchange ions! For the following sections, none of these species sodium iodide and calcium sulfide chemical equation with any of the (... Aqueous solutions of silver nitrate and sodium phosphate Express your answer as a chemical equation as! Precipitation reactions, YouTube ( opens in new window ) [ youtu.be ] f Mercury! Iodide is a displacement reaction of ions to produce two novel compounds following sections, none of these species with... Chemistry tools and information to chemists and students ) - & gt FeS... Aluminum oxide + iron ( III ) oxide sodium iodide and calcium sulfide chemical equation oxide + iron ( II sulfide! ( \PageIndex { 1 } \ ) gives guidelines for predicting the product of wide! Promotional offers to provide best-in-class chemistry tools and information to chemists and students, it is important recognize!: Copper ( II ) chloride of each reactant and product in, a: the voltaic made... To distinguish the two, and net ionic equation for the chemical compound the! A reducing agent produce two novel compounds s ) table \ ( \PageIndex 1. Iodide is a strong electrolyte organic compound into another promotional offers including the phases of each reactant and.... Must every redox reaction involve an oxidizing agent and a reducing agent formula: More than, a: reaction.
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