What gas will form when Cu(s) is added into a solution of 1M HCI?

Q: 5. A spontaneous reaction would occur between Fe (aq) solution and: A. h(s) B. Zn(s) C. Hg(1) D. Fe…

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Q: Determine the molar concentration of Ag+(aq) ions in a 2.00 M solution of AgCl2- with no excess…

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Q: A base is added to a 0.050 M solution of MnClz, raising the pH gradually. Calculate the pH of the…

A: Answer: Manganese will precipitate in form Mn(OH)2 when its ionic product will become greater than…

Q: i) What is K for this redox reaction? ii) Is this reaction likely to occur? iii) Is the reaction…

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Q: Vhat volume of 0.001 M of FeCl3 solution should be added to 0.03 L of 0.002 M of AgNO3 solution t…

A: We will equal gm equivalent of both reactant

Q: C2H5OH +Cr20,2- – CO2 + Cr3+ + H2O

A: In this question, we want to balanced given unbalanced equation.  You can see details Solution below…

Q: Write a balanced chemical equation showing how each of the following metals is dissolved by HBr: a)…

A: The chemical equation of the following metals when they are dissolved by HBr: a) Rbb) Mgc) Ba

Q: What is the coefficient for OH- in the balanced reaction for Be (s) + Cr3+ (aq) → Cr (s) + Be2O32-…

A: Balanced chemical reaction is the reaction in which the elements present in the reactant and in…

Q: Which of the following has the greatest tendency to be reduced? a. zinc ion b. ferric ion *c.…

A: Whether a species given will get oxidised or reduced is a variable of the several factors like…

Q: An unknown metal, x, was placed in a solution of CuCl2(aq) and black solid appeared on the metal.…

A: The reactivity series is a series of metals, in order of reactivity from highest to lowest. It is…

Q: A given 5.0 g impure sample of sodium carbonate was titrated via 0.1500 N HCl. The sample utilized…

A: Given-> Weight of sample = 5.0 gm Normality of HCl = 0.1500 N Volume of HCl = 31.55 ml = 0.03155…

Q: Which of the following has the greatest tendency to be reduced? a. zinc ion b. ferric ion c.…

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Q: balance the equation in acidic solution? NaCLO3 +NO --> CL2 +NaNO3

A: Given: Divide the given reactions into two half reactions.  That is, identify the oxidation and…

Q: The color of Cus precipitate resulted from the following equation is: Cu*2 + HCI + Na,s → Cus Select…

A: Cu2+  +   HCl + Na2S  --->  CuS   A black color precipitate of CuS is formed when hydrogen…

Q: How many g of Ag form when 10.0 A are passed through molten AgCl for 35.0 minutes?

A: Given: Time (t)=35 minutes=35×60 s=2100 sCurrent (I)=10.0 A To find: Mass of Ag

Q: What is the molar solubility of a hypothetical compound AB in a solution containing 0.2 MB given a K…

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Q: Which metal dissolves in HNO3 but not in HCl? (a) Fe (b) Au (c) Ag

A: The metals can be dissolved in nitric acid with below the reduction potential of nitrate ion and…

Q: Which of the following will spontaneously reduce Au3+ but not Co2*? O Br2 O Al O Bi3+ O Pb4+ O Cu

A: For the reaction to be spontaneous the following values should be obeyed as follows: ΔG = negative…

Q: Which of the following examples is/are an example of a redox reaction as is observed in the lab? all…

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Q: The maximum amount of silver chromate that will dissolve in a 0.134 M silver acetate solution is М.

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Q: 17.72 Suppose that a 10-mL sample of a solution is to be tested for I ion by addition of 1 drop (0.2…

A: 1) Calculate the concentration of Pb2+ of Pb(NO3)2 in the mixture of solution. 2)As PbI2 is a…

Q: 2. Give the balanced molecular equation for the reaction of HCl solution with Ca(OH)2 solid.

A: HCl react with Ca(OH)2 formed CaCl2 and H2O that is HCl(aq)+Ca(OH)2(s)----->CaCl2(aq)+H2O(l)…

Q: Which of these metals will dissolve in HNO3 (aq)? Au Cu Fe Zn

A: Nitric acid has chemical formula HNO3. The various properties of nitric acid are as follows: (i)…

Q: A solution of HCIO, was standardized by dissolving 0.4008 g of primary-standard-grade HgO in a…

A: All the necessary calculations have been done in the following step.

Q: An aqueous solution containing lead(II) and fluoride ions is in equilibrium with undissolved PbF2…

A: PbF2(s) ⇌ Pb+2(aq) + 2F-(aq)  According to above equilibrium  [F-] = 2[Pb+2] => [F-]  = 2 x 0.022…

Q: A basic solution containing Fe2* ions is mixed with a basic solution of potassium permanganate,…

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Q: Solution which contain copper(II) ions (Cu**) is A alkaline only B Fehling's solution only C. acidic…

A: Solution which contain copper (ii) ions(Cu2+) is (a) alkaline only (b) Fehling's solution only (c)…

Q: Use the principle of double displacement reactions and the solubility rules to determine the…

A: Double displacement reaction is defined as the reaction in which the reactant ion exchanges to form…

Q: Write equations for the half-reactions that occur in the electroly-sis of a mixture of molten…

A: The half cell reactions indicate the reactions which are taking place at the particular electrodes…

Q: solubility product of Fe(OH)2 is 1.4x10-5. What should be the pH of the solution in order to reduce…

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Q: Which of the following metals will dissolve in cncentrated HNO3 , but not HCI acid? Mg Zn Ag Au

A: In the given question, the metal atom which will get dissolved in nitric acid and not in HCl should…

Q: 1.What is the pH of a solution containing a hydrogen ion concentration of 1.0 x 10-3 M?   2. What…

A: Solution  -

Q: The pH of a saturated Fe(OH)3 solution is 10.57. Determine the solubility product constant for this…

A: Given : pH of Fe(OH)3 saturated solution = 10.57  Since pOH = 14 - pH => pOH = 14 - 10.57 = 3.43…

Q: Nickel can be precipitated by the :following precipitating agent Tinchloride .a Sodium…

A: Nickel can be precipitated  by dimethylglyoxime (DMG)precipitating reagent .  So, DMG is used to…

Q: sunlight + HCI iii. + Cl, -

A: 3(iii) cyclohexane react with chlorine in presence of sunlight form chlorocyclohexane and HCl . This…

Q: What is the total concentration of dissolved ions in the following electrolyte solution: a.) 3.0 M…

A: Dissociation of Fe(NO3)3:  Fe(NO3)4 ------>  Fe3+  +  3NO3- It is an strong electrolyte. So, it…

Q: [Review Topics] [References] Use the References to access important values if needed for this…

A: It is given that Na2CO3 is present in excess whereas AgNO3 is present in a limited amount. So AgNO3…

Q: solution

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Q: Which is the strongest oxidizing agent in acidic solution: dichromate ion, which contains…

A: Given ions,    Dichromate ion, which contains chromium(VI)    Permanganate ion, which contains…

Q: A 0.4960 g sample of a CaCO3 (100g/mol) is dissolved in an acidic solution. The calcium is…

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Q: Use the Potential-pH Diagram of Fe – H2O system to state the reactions the system undergoes and the…

A: Given : Use the potential-pH Diagram of Fe-H2O system to State the reactions the system undergoes…

Q: What chemical could you add to effectively separate Ag+ from AL3+ if both ions are present in a…

A: BY using ion seperation

Q: Use the hard/soft acid/base concept to predict whether the fol- lowing reactions will occur. (a)…

A: Chemical species can be categorized as hard soft acid base . The main property of these acids and…

Q: choose the proper reagent that can detect the ions of the salt produced from reaction between iron…

A: The reaction between iron and sulfur is represented as follows: Fe+S → FeS

Q: What is the value of n in the Nernst equation for the reaction Al(s) + 3 Ag (aq) - Ag(s) + Al (aq).

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Q: The pH of body fluids can be assessed by the measurement of plasma pH, total CO2, and: РОН b. pkw с.…

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Q: Balance the equation in acidic solution? CrBr3 + LiMnO4 --> MnBr2 + Li2Cr2O7

A: To balance a chemical equation acidic medium: 1) Consider the half-cell reactions. 2) In each half…

Q: Complete the equation for the dissociation of K, PO, (aq). Omit water from the equation because it…

A: Given salt,         Potassium phosphate (K3PO4)