Iron(III) sulfate is used as a coagulant for industrial waste. Write a dissociation equation and calculate the concentration of the solute needed to produce a Fe2 (SO4)3 (aq) solution with 0.600 mol/L iron(III) ions

Q: Identify all chemical species present in an aqueous solution of Ca3(PO4)2 and list these species in…

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Q: A quantity of 22.68mL of a KOH solution is needed to neutralize 0.5118g of potassium hydrogen…

A: The reaction given is, => KOH (aq) + KHP (s) --------> K2P (aq) + H2O (l)  Balancing : Since…

Q: The beaker contains 25. 00 mL of an unknown concentration of a CH3COOH aqueous solution and the…

A: An equation is called a balanced equation when the overall charge and mass of the reactants and…

Q: Calculate the molar concentration of Ag+ ion in a solution that has a pAg of 5.673.

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Q: Calculate the concentration of a solution made by diluting 84.0 mL of 3.6 M HBr to a final volume of…

A: Given information is as follows: The initial concentration of the solution M1 = 3.6 M The initial…

Q: Calcium carbonate is used to treat calcium deficiencies in the body.  Your body needs calcium to…

A: Since we know that Molarity = number of moles of solute/Volume of solution in Liter  To solve this…

Q: As you are studying for finals, you calculate the concentration of caffeine in an energy drink and…

A: Mass of caffeine = 289 mg = 0.289 g  Molar mass of caffeine = 194.19 g/mol  Moles of caffeine =…

Q: Consider the neutralization reaction H2SO+2KOH= 2H20+K2SO4. If there is 865ml of 0.35M H2SO4…

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Q: What is the total molar concentration of ions in 34.49mL of 0.2192M Ca3(PO4)?

A: NOTE : The formula of the salt given is incorrect. The correct formula of calcium phosphate salt is…

Q: Explain why a dialysis solution must have a low sodiumion concentration if it is designed to remove…

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Q: Determine the concentration in mol/L (M) of a solution of 18.25 g of HCl in 250.0 mL of water and…

A: The molecular weight of HCl is 36.5 gm/mol That 36.5 gm HCl=1mol Hence 18.25 gm…

Q: A salt has the form M2X3 where M is a metal cation and X is a nonmetal anion. If AGxn is 50.40…

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Q: What is the molality of ions in a .201 m solution of (NH4)3PO4 assuming the compound dissociates…

A: The dissociation of ammonium phosphate (NH4)3PO4 can be written as follows. NH43PO4 →3NH4++PO43-…

Q: HPO3 HCO3

A: The question involves  conjugate acid base pair chemistry. a weak acid has a strong conjugate base…

Q: can volumetry or electrogravimetry be used to measure lead concentrations in water?

A: Volumetry or volumetric analysis is a technique that is used tp determine the amount of substance…

Q: What mass of hydrogen gas can be produced when a 7.35 g chunk of zinc dissolves in 500. mL of 1.200…

A: Given :-  Mass of Zn = 7.35 g  Molarity of HCl solution = 1.200 M  Volume of HCl solution = 500. mL…

Q: Calculate the molar concentration of the chloride ion in a solution prepared by dissolving 120.0…

A: Given:- Mass of MgCl2=120.0 g             Volume of solution =560.0 ml To find= Molar concentration…

Q: Write and balance the equation representing what happens when Mg(NO3)2(s), a strong electrolyte,…

A: Magnesium nitrate Mg(NO3)2 is a  strong electrolyte like NaCl and dissolves in water. On dissolving…

Q: What is the molality of ions in a 0.303 m solution of Na₂SO₄ assuming the compound dissociates…

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Q: Calculate the concentration of all ions present in each of the following solutions of…

A: 1). 0.100 mol of Ca(NO3)2 in 100 mL of solution. we know that, Ca(NO3)2 has 2 mol of NO3- and 1 mol…

Q: As you are studying for finals, you calculate the concentration of caffeine in an energy drink and…

A: Given: Mass of caffeine = 257 mg = 0.257 g                                             (Since 1 g =…

Q: - A method for the analysis of a metal ion (M2+) in water from the duck pond at Tech suffers from…

A: Given: Analysis of  metal ion M2+ in water Interfering ion= N+2 Concentration of M2+  = 100 times…

Q: Calculate the molarity of KI in a 400 mL solution of tincture of iodine if the solution contains 5%…

A: Molarity is defined mathematically as follows:Molarity=molevolume in litre unit

Q: III.Concentrations. 2) Calculate the volume of a 0.47 M solution of Ca(NO3)2 needed to prepare…

A: Given M1 = 0.47M V1 = ? M2 = 0.32 M V2 = 75 ml

Q: Calculate the weight of sodium chloride salt in: 300 ml solution of a % 0.85 (w/v) concentration .A…

A: Given the w/V % of sodium chloride, NaCl solution = 0.85 %  Volume of sodium chloride, NaCl solution…

Q: What is the concentration of FeCl 3 in a solution prepared by dissolving 35.0 g of FeCl 3 in enough…

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Q: The antibiotic gramicidin A can transport Na* ions into a certain cell at the rate of 5.0 x 10' Na*…

A: Given : volume of cell = 1.50 X 10-10 mL = 1.50 X 10-13 L…

Q: Is Mn(OH)2 soluable in water?

A: Most of the hydroxide salts of metals are insoluble in water.

Q: Calculate the formal concentration (in molarity) of a KCl solution if 21.3 g of KCl is dissolved in…

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Q: A 0.0283 mol of sodium produced from molten sodium chloride, NacI(1) when a specific charge is used.…

A: The question is based on the concept of electrochemistry. we have been given moles of sodium…

Q: As you are studying for finals, you calculate the concentration of caffeine in an energy drink and…

A: Molarity is equal to the number of moles of solute dissolved in per litre of solution. It is denoted…

Q: Express the concentration of Na2S2O3 in terms of mole Na2S2O3 in grams of solution

A: Mass of Na2S2O3 = 4.06 g Mass of Solution= 27.1 g Molar mass of Na2S2O3 = 158.11 g/mol

Q: Nickel sulfate, NiSO 4 , reacts with sodium phosphate, Na 3 PO 4 , to give a pale yellow-green…

A: Nickel sulfate reacts with sodium phosphate to give a pale yellow-green precipitate of nickel…

Q: Calculate the boiling point of 0.150 m aqueous solutions of Mg(NO3)2

A: Given : Molality of Mg(NO3)2 = 0.150 m

Q: What mass of Na2CrO4  is required to precipitate all of the silver ions from 20.0 mL of a 0.700 M…

A: Given: Volume of AgNO3 = 20.0 mL = 0.02 L Concentration of AgNO3 = 0.700 M   Chemical reaction…

Q: What is the cobalt(II) ion concentration in a solution prepared by mixing 351 mL of 0.372 M…

A: The balanced equation for the reaction is   Co+2 (aq) + 2 OH– (aq) -----------> Co(OH)2 (s)…

Q: A) How many mL of a 0.158 M aqueous solution of sodium nitrate, NaNO3, must be taken to obtain 1.58…

A: Given,  A) How many mL of a 0.158 M aqueous solution of sodium nitrate, NaNO3, must be taken to…

Q: What is the % (m/v) concentration of an ammonium chloride (NH4Cl) solution that was prepared by…

A: The concentration value is also indicated in mass/volume percent. This is actually a percent value…

Q: A solution was prepared by dissolving 5.76 g of KCI MgCl2 6H2O (277.85 g/mol) in sufficient water to…

A: Amount of KCl. MgCl2. 6H2O dissolved = 5.76 gMolar mass of KCl. MgCl2. 6H2O = 277.85 g/molNumber of…

Q: A chemist mixes 1.63 L each of 0.195 M Na2CO3 and 0.390 M CaCl2 in a beaker. What is the…

A: The concentration of carbonate ion, CO32−, in the final solution is 0.0975 M

Q: The reaction of sulfuric acid (H2SO4) with potassium hydroxide (KOH) is described by the…

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Q: The concentration of cholesterol (C27H46O) in normal blood is approximately 0.005 M. Cholesterol

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Q: Arrange the following solutions so that Ba(OH)₂ has decreasing solubility in them. A) IM Ca(NO3)2 B)…

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Q: A solution was prepared by dissolving 5.76 g of KCI .MgCl2. 6H2O (277.761 g/mol) in sufficient water…

A: GivenAmount of KCl.MgCl2.6H2O = 5.76 gMolar Mass of KCl.MgCl2.6H2O = 277.761 g/molVolume of solution…

Q: Suppose 1.96g of potassium bromide is dissolved in 250mL of 33.mM aqueous solution of silver…

A: Given: 1.96g of potassium bromide is dissolved in 250mL of 33.mM aqueous solution of silver nitrate.…

Q: A 500 mL solution was made by dissolving 100 g of a chemical substance with a molar mass of 75.4…

A: Molar concentration or Molarity is defined as number of gram moles of a solute present in one litre…

Q: If you require 30.51 mL of .1090 M NaOH solution to titrate 10.0 mL of HC2H3O2 solution, what is the…

A: Chemical reaction between NaOH and acetic acid:                      NaOH + HC2H3O2  →  C2H3O2Na +…

Q: What is the molarity of NO3 - in solution?0.150 M Ca(NO3)2

A: Molarity  = Number of moles / volume of the solution in litres. Given  Molarity of Cu(NO3)2 = 0.150…

Q: molarity of Na2CO3(aq)?

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Q: What concentration of AgNO3( in ppm) is present in 7.1*10^ -7 M AgNO3? The molar mass of AgNO3 is…

A: Concentration in ppm can be expressed as mg/L . i.e mg of solute present per liter of solution.  7.1…