What is the molarity of potassium ions in a 0.122 M K2CrO4 solution?

Q: How many grams of solute are present in 55.6 mL of 0.467 M Fe(NO3)3?

A: Given: Volume of solution =55.6 ml                                =0.0556 L Molarity of Fe(NO3)3=…

Q: 2) Calculate the molarity of a solution made by dissolving 12.5 grams of Na₂CrO4 in enough water to…

A: The number of moles of solute present in 1 L of solution is called as molarity(M)  Or…

Q: What is the molarity of a solution made by dissolving 5.42 g of magnesium nitrate {Mg(NO3)2} in…

A: Here the solute is magnesium nitrate, Mg(NO3)2 and solvent is water.  Since molarity is moles of…

Q: What mass of calcium chloride dihydrate, CaCl2•2H2O is required to prepare 100.0 mL of a 0.224 M…

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Q: Find the mass of solute needed to prepare 0.500 mL of 1.20 mol/L Ca(OH)2(aq) solution

A: Given: Volume= 0.500 mL Molarity = 1.20 mol/L

Q: 250.0 mg of copper(II) sulfate pentahydrate (CuSO4•5H2O, 249.69 g/mol) was dissolved in water to…

A: Since mass of CuSO4•5H2O used = 250 mg = 0.25 g              (since 1 g = 1000 mg) Hence moles of…

Q: How many moles of AgNO3 are there in 1.53 L of a 1.25 M solution?

A: Given, Volume of the solution=1.53 L Molarity of the solution=1.25 M No of moles of solute(AgNO3)=?

Q: How much copper sulfate and water must be weighed in order to make 23.14 L of 13.5 M copper sulfate?

A: Given: Molarity of the solution = 13.5 M The volume of the solution = 23.14 L  Standard data: The…

Q: What is the concentration of Ba(OH)2 prepared by dissolving 13.5 g of BalOH)2 in water to give…

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Q: If 1.5234 grams of H2C2O4·2H2O is dissolved in water to prepare a 0.250 L solution, what is the…

A: Formula to calculate molarity:                        Molarity=mass of solute(g)molar mass of solute…

Q: How many grams of potassium permanganate KMnO4 are present in 26 mL of a 0.33 M solution of KMnO4?

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Q: Calculate the molarity of the following solutions:   (a) 0.80 mol of solute in 118  mL of solution…

A: In multipart question we solve only first three subparts according to Bartleby Guidelines. Molarity…

Q: A 1000 mL sample of seawater was found to have contained 40 ?g of Hg2+ ions. What is the…

A: This question is related to stoichiometry. In this question, volume and density of seawater sample…

Q: To prepare 7.5% 25 mL NiCl2.6H2O solution, x grams of nickel (II) chloride salt is weighed and…

A: The mass percentage of solution=7.5%. The volume of the solution is 25 mL. The mass percentage of…

Q: What is the number of equivalents of sodium in 0.806 moles of Na3PO4(aq)?

A: Number of equivalent is the multiplication.of Mole and nfactor. nfactor for salt is the charge on…

Q: If an aqueous solution of Fe2(SO4)3 has an overall concentration of 5.0 M, what is the concentration…

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Q: What volume (L) of 0.250 M HNO3 is required to neutralize a solution prepared by dissolving 17.5 g…

A: Formula used in titration is M1V1=M2V2 M1= molarity of first solution V1= Volume of first solution…

Q: A solution is prepared by dissolving 27.03 grams of FeCl3* 6H2O, and diluting to give a final volume…

A: Molarity is a concentration term for a solution. The molarity of a given solution is defined as the…

Q: What is the molarity of a solution prepared by dissolving 64.9 grams of Pb(NO3)2 in enough water to…

A: The number of moles of lead nitrate are as:

Q: When 14g MgSO4 7H2O is dissolved in 100g water the density of the solution is found to be 1.060g/mL.…

A: Molarity:  Molarity is one of the unit of concentration. It is defined as the number of moles of…

Q: Potassium fluorine is used for frosting glass. Calculate the molarity of a solution prepared by…

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Q: What is the molar concentration of a solution containing 75.0 g benzoic acid, HC7H5O2, in 650. mL of…

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Q: What is the molarity of a solution made by dissolving 39.264 g of CoCl2 in water and diluting with…

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Q: What is the molar concentration of a solution prepared by dissolving 2.46 g of Li2SeO3 in enough…

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Q: The chemistry teacher needs a solution made up of a 3 g sugar cube (C6H12O6) dissolved in a 250 ml…

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Q: There are 21.19 grams of acetic acid, CH3COOH in 1.83 Liters of solution. What is the concentration…

A: Molarity is defined as number of moles of solute divide by volume of solution

Q: What volume (in L) of 1.60 M Na₃PO₄ would be required to obtain 0.900 moles of Na⁺ ions?

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Q: Given a 3.28 M solution of magnesium nitrate, Mg(NO3)2, whose density is 1.16 g/ml, determine the…

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Q: A sample of seawater from a tidal estuary was found to contain a concentration of 567 mg of chloride…

A: Solution stoichiometry is mainly based on the calculation of moles and volumes. These two values are…

Q: What is the concentration of a solution of 0.564 moles of Ba(OH)2 in 124.0 mL of water?

A: The concentration of a solution is generally explained in terms of its molarity. Molarity of a…

Q: What is the molarity of a solution made by dissolving 3.75 x 10–2 g of NaHCO3 in enough water to…

A: Given, mass of NaHCO3 = 3.75 x 10-2 g volume of solution = 200 mL = 0.2 L  Molar mass of NaHCO3 =…

Q: What is the mass (in g) of the solute in 0.350 L of 0.40 M glucose, C6H12O6?

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Q: You wish to prepare 194 grams of 8.60 % KNO3 solution. You will need grams of potassium nitrate and…

A: The mass of solute in gram present in 100 g solution is known as the mass percent concentration of a…

Q: What mass (in grams) of Mg(NO3)2 is present in 200 mL of a 0.500 M solution of Mg(NO3)2?

A: The mass is determined by using molarity formula. The molarity is expressed as follows,

Q: What is the molarity of a solution prepared by taking 6.864 g of potassium permanganate (KMnO 4) and…

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Q: Calculate the molarity of 22.5 g of NaOH in 370. mL of an NaOH solution.

A: Molarity is defined as the number of moles of solute per volume of the solution in liters. i.e.…

Q: What mass of Na2SO4 is required to precipitate all of the lead cations found in an 18.5 ml sample of…

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Q: Ammonia (NH3, MM 17.031 g/mol) and hypobromite (OBr) react according to the following chemical…

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Q: How many grams of NaCl are in a 635mL solution of 3.00 M NaCl(aq)?

A: Molarity of solution = 3.00 M Volume of solution = 635 mL = (635/1000) L = 0.635 L Volume of…

Q: Ethylene glycol is the primary component in antifreeze. How many grams of ethylene glycol…

A: Volume of solution = 163 mL  Volume of solution in L = 0.163 L  Molarity of solution = 3.108 M  We…

Q: If 19.3 grams of an aqueous solution of ammonium nitrate, NH4NO3, contains 1.55 grams of ammonium…

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Q: What mass of oxalic acid dihydate, H2C2O42H2O, is needed to make a 0.498 mol solution of oxalic acid…

A: Given, Number of mol H2C2O4.2H2O = 0.498 mol Volume = 250.0 mL Since, 1000 mL = 1 L  or        1 mL…

Q: the molarity of an aqueous solution that contains 94.74 g of copper (II) iodide in 1350 mL solution.

A: Molarity of an aqueous solution that contains 94.74 g of copper (II) iodide in 1350 mL solution is