Write balanced Brønsted acid–base equations for the dissolution of the following compounds in liquid hydrogen fluoride: (a)CH3CH2OH, (b) NH3 (c) C6H5COOH

Q: A solution of sodium chlorite is prepared using 0.38 mol L1 NaOH as the solvent. The pK, of chlorous…

A: Solutions- Given- NaOH Conc. = 0.38 mol/lit, pKa of chlorous acid = 2, conc. of sodium chlorite =…

Q: Which of the following are constitutional isomers of heptane? (Select all that apply.)…

A: Since, Constitutional isomer are those whose molecular formula same but structural formula is…

Q: Surface water in an open area of the Indian Ocean adjacent to Kenja has an alkalinity 2320…

A: Surface water of ocean has carbon dioxide dissolved in it and it exists as carbonic acid. The…

Q: What is the molarity of a 12.46 mL sulfuric acid solution of 18.22 mL of 0.100 M potassium hydroxide…

A: The given volume of H2SO4 solution (V1) =12.46 ml          The molarity of H2SO4 solution (M1) = ?…

Q: Identify the correct equation for the equilibrium constant K, for the weak acid dissociation of…

A: Equilibrium constant expression is the ratio of the product of concentration of each reactant raised…

Q: Write the equilibrium constant expression for this reaction: H₂C₂O4(aq) → 2 H (aq)+C₂0 (aq)

A: Rules for writing the equilibrium constant expression for an equilibrium reaction : most important…

Q: To study a certain chemical reaction, the pH of a solution must be fixed and maintained throughout…

A: A solution that contains a weak acid and its conjugate base acts as a buffer solution. The pH of a…

Q: You found a bottle of aqueous solution in the laboratory cabinet. Unfortunately, the label has been…

A: i) The pH of the solution is 3.00, that means it is an acidic solution. This rules out the solution…

Q: What is the pH (to two decimal places) of a saturated aqueous solution of LiF (at 25 °C)? Ksp = 3.8…

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Q: If the molar solubility of Mg3(PO4)2 at 25 oC is 6.26e-06 mol/L, what is the Ksp at this…

A: Since you have posted multiple questions, we are entitled to answer the first only.

Q: sider the following equilibria: AgCl(s) Ag+ (aq) + Cl (aq); Ksp = 1.6 × 10-¹0 Ag+ (aq) + 2NH³(aq) →…

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Q: What are the acceptable levels of chloride in boiler water?

A: Chloride level is very important in boiler water. If level of chloride is high then  it corrode and…

Q: Calculate the Ksp of the following compounds, given their molar solubilities. (a) CoS, 6.31 × 10-11…

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Q: Oxide ion, like sulfide ion, is a strong base. Write an equation for the dissolution of CaO in water…

A: The dissolution of calcium oxide in water and the equilibrium constant in it can be expressed as…

Q: Phosphate Buffered Saline (PBS) is a commonly used buffer for experiments in biology because its pH…

A: A buffer is a solution which resist any change in pH on adding a small amount of acid or base . it…

Q: Given that K(eq) = K(sp), calculate concentration of the aqueous cation formed at equilibrium when…

A: Answer:Sparingly soluble salts are the compounds that are very less soluble in water. For the…

Q: The value of K₁ for aniline, C6H5NH₂, is 7.40×10-¹0. Write the equation for the reaction that goes…

A: Since,Weak base equilibrium constant or Kb is the ratio of the equilibrium concentrations of product…

Q: What volume of 0.20 M Na2CO3 (aq) solution at 25 °C is needed to dissolve 0.00189 mg of strontium…

A: Given,  Molarity of Na2CO3 = 0.20 M Dissolved mass of strontium carbonate = 0.00189 mg.  Ksp of…

Q: The ionization constant Ka for nitrous acid is 4.6x10⁻⁴. What are the the pKa for nitrous acid and…

A: Given : Ka of HNO2 i.e nitrous acid = 4.6 X 10-4  And concentration of HNO2 = 0.1 M The ionisation…

Q: When 1.40 moles of Br2 are put in a 0.960−L flask, 1.10 percent of the Br2 undergoes dissociation.…

A: Given   The moles of bromine are 1.40 moles. The volume of the flask is 0.960 L. The percent of…

Q: Use the values for the successive acidity constants for oxalic acid in the given table to calculate…

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Q: (a) If the molar solubility of YF3 at 25 °C Is 4.23e-06 mol/L, what is the Ksp at this temperature?…

A:

Q: (b) Write the expression for the equilibrium constant for the reaction represented by the equation.…

A: Answer:Ionic compounds that have very low solubility in water are called sparingly soluble…

Q: 3) One of the main buffer systems found in living organisms is the phosphate buffer system, often…

A: The question is based on the concept of buffer solution.   A buffer is a solution which resist any…

Q: о N MYCH CO.H in hy EtoH

A: As we know that quinoline react with per acid form quinoline N oxide , then quinoline N oxide gives…

Q: Given that K for formic acid is, HCHO, is 1.7 x10* and that for acetic acid, HC,H302 is 1.8 x10,…

A: Given data: Ka for HCOOH  = 1.7 x 10-4  Ka for CH3COOH = 1.8 X 10-5  Formula used: Kb=KwKa

Q: c) What is the pH of the groundwater sample in which dichromate is óxidi2e ethanol, which is…

A: The dichromate ion present in a ground water sample is getting oxidized to chromic ion by ethanol…

Q: What are the main equilibria involved in the CO2–Carbonate system and what kind of equilibrium…

A: The CO2-Carbonate system is a complex equilibrium system involving several equilibria between…

Q: Question attached

A: In a mixture of gases, each positional gas has a partial pressure, which is the theoretical pressure…

Q: (ii) Calculate the pH of a 0.250 M solution of a weak acid with Ka = 2.5 x 107 [HA] (H') (A] initial…

A: Given :               Molarity of Solution = 0.250 M              Ka = 2.5 X 10-7 We have to…

Q: The pH of a 0.016-M aqueous solution of p-toluidine (CH3 CgH,NH2 ) is 8.60. Calculate Kp. K,

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Q: Calculate the equilibrium concentration of Ag*(aq) in a solution that is initially 0.170 M AgNO3 and…

A: We have to calculate the equilibrium concentration of Ag+(aq) in the solution

Q: Calculate the Kp of the following compounds, given their molar solubilities. (а) СuS, 7.33 х 10 19 М…

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Q: Calculate the Kp of the following compounds, given their molar solubilities. (a) PbS, 1.64 × 10-14 M…

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Q: Why is rainwater naturally acidic, even in the absence ofpolluting gases such as SO2?

A: Acidic substances are those substances that have a pH value is in the range of 0 to 7. When the…

Q: Lakes have a natural buffering capacity, especially in regions where limestone gives rise to…

A: Sulphuric acid in the lake contains H3O+ ions. when acid rain falls in the lake that contains…

Q: Calculate the concentration of HC&H in an aqueous solution of 4.81x10-² M ascorbic acid, H₂C6H²O6…

A: Concentration of ascorbic acid = Ka of ascorbic acid =

Q: Balance the following chemical equation (if necessary): C3H,O2(g) + O2(g) → H2O(g) + CO2(g)

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Q: Write the equilibrium constant expression, K, for the following reaction taking place in dilute…

A: A question based on equilibrium constant, which is to be accomplished.

Q: Explain the context of group 2 cations. What is the representation of the color of the…

A: The cations Hg2+, Pb2+, Bi2+, Cu2+ and Cd2+ whose sulphides remain insoluble on boiling with NaOH…