Aqueous sodium hypochlorite (NaOCl, household bleach) is a strong oxidizing agent that reacts with chromite ion [Cr(OH)4-] in basic aqueous solution to yield chromate ion CrO42- and chloride ion Cl-. The next ionic equation is:  ClO- (aq) + Cr(OH)4-(aq) ------> CrO42-(aq) + Cl-(aq) Unbalanced Balance the equation

Q: Precipitate vering precious metal tons from waste water. For ex- ple, silver ion (Ag*) can be…

A: We hsve to find the volume of NaCl to precipitate AgCl and calculate its theoretical yield

Q: The reaction is as follow: 4 KOH(aq) + FeCl4(aq) 4KCI(aq) + Fe(OH)4(s) Calculate the molarity of the…

A: The question is based on the concept of Reaction Stoichiometry. An limiting reagent is defined as…

Q: Hi, I'm a little stuck on balancing the following reaction. Balance the following reaction: PbSO4…

A: The reaction in which the reactant and product molecules are written with their stoichiometric…

Q: When Fe(NO3)2lag) and K2CO3(ag) are mixed, O no precipitate forms O a precipitate forms and it is…

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Q: On the reaction below, which compound can form a precipitate? Fe(NO:): + NaOH Fe(OH); + NaNO, * Mark…

A: 1st question:- First we will see the balanced general reaction as below, Balanced reaction,…

Q: 5R) The net ionic equation for formation of an aqueous solution of Nil2 accompanied by evolution of…

A: Steps for writing the Net Ionic Equation :  ​​​​​​1. Write the Balanced Molecular equation.  2.…

Q: A3: For the reaction Ag2S (s) 2 Ag+ (aq) + [Ag*]? S²- (aq), K = 2.4×10, If [S²] = 0.0023M, what is…

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Q: The traditional way of comparing reactions is by the percentage yield However, percentage yield…

A: Introduction :  Atom economy can be defined as the measure of how many atoms actually ends up as…

Q: Reaction 5 FeCl,(aq): NaOH(aq): Balance equation: FeCl;(aq) + NaOH(aq)→ Observations:

A: Balance Chemical equation means number of atoms or ions should be equal in both side (reactant and…

Q: Consider these compounds: A. PBF2 В. Cu(ОН)2 С. Cr(ОН)3 D. Al(OH)3 Complete the following statements…

A: Answer: Magnesium flouride is more soluble than copper, chromium or aluminum hydroxide and less…

Q: What is the normality of a K,Cr20, solution prepared by dissolving 5.00 g of K2Cr20, in 200 mL of…

A: Given unbalanced equation is  Cr2O7 -2  +  SO3-2  →  Cr+3  + SO4-2  Balance the reaction 1 Cr2O7…

Q: Exactly 410.4 mg of primary standard potassium acid phthalate (KHP), formula weight 204.2, is…

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Q: KHP (aq)+NaOH (aq)-->NaKHP (aq)+H2O(l)   Trial  Vi (mL) Vf (mL) 1 36.19 48.56 2     3       A…

A: According to the chemical equation, the number of moles of KHP react with NaOH are equal.

Q: 2- In the analysis of a sample for KH2PO4 content, a sample weighing 0.4329 g required 25.08 mL of…

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Q: Please write the molecular equation when mixing the following two aqueous salts: S r ( O H ) 2 ( a…

A: Answer:- This question is answered by using the simple concept of precipitation reaction in a…

Q: 7. Silver nitrate breaks into silver ions and nitrate ions in water. AGNO3 (s) + H2O (I) -> Ag (aq)…

A: From the given reaction , we can see that nitrate ion remain as aqueous ions only and do not…

Q: Consider the following series of reactions: A + B CAG 25 kJ mol C - D AG" 10 kJ mol D + E + F AG 20…

A: Given:A + B → C   ∆G10 = 25 kJ/mole  ...(1)C →D             ∆G20 = -10 kJ/mole ...(2)D → E+F…

Q: he endpoint with 190. ml of 0.4000 Mhydrogen chloride (HCI) solution. balanced chemical equation for…

A: Given reaction is an acid-base reaction in which HCL acid and carbonate is a base because acid gives…

Q: LizSO4 + H2O Type of Reaction: Balance Equation: 1. H2SO.+ LIO - Solution: 2. Al(NO.), + NH,OH…

A: Since you asked multiple questions so as per Q&A guidelines of portal I solve first three parts…

Q: Calculate the weight of pure sodium carbonate that is necessary to prepare 2.806  L of 0.223  N…

A: We need to find molarity of the solution . We assume molar mass of sodium-carbonate in 106 g/mol,…

Q: The solubility product (Ksp) for Pb(OH)2 (s) is 2.5 x 10-16. What would be the quantity of…

A: KSP = SOLUBILITY PRODUCT KSP =[ Pb ]+2 [OH]-2

Q: What volume of 0.10 moldm-3 sulphuric acid would be required to neutralise a mixture of 1.06 g of…

A: Recall the given reactions,H2SO4  +  2 NaOH  →  Na2SO4  +  2 H2OH2SO4  +  Na2CO3  →  Na2SO4  +…

Q: We want to determine the purity of alum sample bought in a local pharmacy in Miagao. A Chem 28…

A: Mass of sample = 1.5879 gm  Mass of Al2O3 = 0.1572 gm  Molar mass of potash alum = 474.4 gm/mole…

Q: 1.0 g of aluminum hydroxide reacts with 25.0 mL of 0.500 M carbonic acid according to the following…

A: Limiting reagant are those reactant which have less value of ratio of mol to stoichiometry…

Q: To determine the amount of magnetite, Fe3O4, in an impure ore, a 1.5419-g sample is dissolved in…

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Q: (ii) A student was given 400 cm of aqueous ammonia solution, NH, (aq). The student was asked to…

A: The balanced reaction given is: 2NH3(aq)+H2SO4(aq)→(NH4)2SO4 Conversion unit: 1 L=1 dm31 L=1000 cm3…

Q: 4. Here you titrate 100 mL of carbonic acid (H;CO) of unknown concentration with 0.01 M of potassium…

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Q: ___Na(s) + ___Cl2(g) -> ___NaCl(aq) What are the coefficients needed to balance the following…

A: Given equation is : _Na(s)  +  _Cl2(g)  →  _NaCl(aq.) On reactant side : Number of atoms of Na = 1…

Q: A 5.00 ml sample of vinegar was titrated with 0.08751 M N2OH. The sample requires 22.31 mL of NAOH…

A: The reaction between acetic acid and NaOH is given as:CH3COOH (aq) + NaOH (aq) → H2O (l) + CH3COONa…

Q: 4. A 0.5501-g sample of primary-standard-grade Na2CO3 required 35.87 mL of H2SO4 solution to reach…

A: Given,  Mass of Na2CO3 = 0.5501 g  Volume of H2SO4 used = 35.87 mL  Reaction is :  CO32- + 2H+…

Q: Calculate the theoretical yield of isopentyl acetate for the esterification reaction. If you…

A: Esterification reaction involves the reaction between a carboxylic acid (R-COOH) and alcohol (R1-OH)…

Q: You have a solution containing the nitrates of Ca2+, Ba2+, and Sr2+, each with a concentration of…

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Q: Reaction 2: Precipitating Cu(OH)2(s) with NaOH(aq)   Balanced Formula Equation with states of…

A: as the given question, precipitating reaction, Cu(OH)2  with NaOH to give a product and salt will…

Q: Consider the reaction. 2 NaCl(aq)+Ba(OH),(aq) BaCl, + 2 NAOH Identify the precipitate, or lack…

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Q: Balance the following double displacement (precipitation) reaction. Include states ____AgNO3( ) +…

A: A balanced equation is an equation for a chemical reaction in which the number of atoms for each…

Q: The solubility of magnesium fluoride, MgF,, in water is 1.5 x 102 g/L. What is the solubility (in…

A: Solubility = 1.5*10-8 g/L

Q: A sample of ore is treated with concentrated nitric acid and potassium chlorate to convert all of…

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Q: In the lime soda process once used in large scale municipalwater softening, calcium hydroxide…

A: The balanced chemical equations are,

Q: Balance the chemical reaction below:   _Pb(OH)2     +     _NaCl     =>     _PbCl2     +     _NaOH…

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Q: How do I solve this?

A: The solubility rules as follows,If a compound contains ammonium ion and group IA cations such as…

Q: Consider the following reaction scheme and complete the unknowns (A) - (E) on the following table…

A: Oxidizing agent is a substance that has the ability to oxidizes other substance. It is also known as…

Q: 128. One method for determining the purity of aspirin (empirical for- mula, C,H,O,) is to hydrolyze…

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Q: The spectator ion(s) in the reaction of HCl and NaOH is/are: Na+ OH- OH2O H+ More than one of the…

A: This question is related to spectator ions.

Q: To determine the amount of magnetite, Fe3O4, in an impure ore, a 1.5419 g sample is dissolved in…

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Q: Balance the precipitation reaction by filling out the table below and writing the correct…

A: The equation for the given reaction is- Rb3PO4 (aq) + FeSO4 (aq)→Fe3(PO4)2 (?) + Rb2SO4 (?) This…

Q: 3. HF(aq) + HCO, (ag) H,CO3 (aq) + F(ag) HCO; (aq) in the equation above is a(n) F (aq) in the…

A: A pair of species which differ by one proton is called conjugate acid base pair. Acid: a species…

Q: Potassium hydrogen phthalate, known as KHP (molar mass = 204.22 g/mol), can beobtained in high…

A: Given:

Q: Reaction 5 FeCl,(aq): NAOH(aq): Balance equation: FeCl,(aq) + NAOH(aq) Observations: Type of…

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Precipitation Titration

Precipitation analysis is used to analyze drugs, and to measure the salt content in food and beverages. It is an important concept from the examination point of view many practical questions are asked on the topic. This topic is significant in the professional exams for both undergraduate and graduate courses, especially for