In the laboratory a student combines 29.1 mL of a 0.171 M silver acetate solution with 21.7 mL of a 0.315 M silver fluoride solution. What is the final concentration of silver cation ?

Q: What is the appropriate size of volumetric flask to use if you want to dilute a 75.00 mL solution of…

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Q: You wish to make a 0.354 M hydroiodic acid solution from a stock solution of 12.0 M hydroiodic acid.…

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Q: What mass, in grams, is needed to make 125 mL of a 1.073 M solution from a solute whose molar mass…

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Q: A student needs to prepare a 500.0 mL solution of 0.150 M Zn(NO3)2. How many grams of Zn(NO3)2 is…

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Q: In the laboratory a student combines 31.8 mL of a 0.232 M sodium sulfate solution with 24.7 mL of a…

A: Number of moles of solute devided by volume of solution in liter is known as molarity.

Q: Analysis of a solution of NaOH showed that 42.67 mL of 0.485 M HNO3 was needed to titrate a 25.00-mL…

A: Given: 42.67mL of 0.485M  HNO3 titrated with 25.00mL sample of NaOH. To find: concentration of the…

Q: An aqueous solution of sodium hydroxide is standardized by titration with a 0.117 M solution of…

A: Molarity of perchloric acid = 0.117 M Volume of perchloric acid = 29.6 mL = 0.0296 L Volume of NaOH…

Q: A chemist places 2.9764 g of NaCl in a 100 mL volumetric flask and adds water to the mark and calls…

A: Given, Stock Solution 1 : mass of NaCl = 2.9764 g volume of flask = 100 mL Solution 2 : Volume…

Q: An aqueous solution of sodium hydroxide is standardized by titration with a 0.117 M solution of…

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Q: Imagine you transferred 5.00 mL of 1.75 M HCl solution into an empty 200.00 mL volumetric flask then…

A: Given is Initial Volume of HCl solution = V1 = 5 mL Molarity of HCl solution = M1 = 1.75 M Final…

Q: One way to remove lead from water is to add a source of iodide ion so that the lead will precipitate…

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Q: In the laboratory, a student adds 44.1 mL of water to 12.1 mL of a 0.577 M nitric acid solution.…

A: Provided initial Molarity(M1)=0.577M Let final Molarity = M2    (say) Initial volume of nitric acid…

Q: You wish to make a 0.149 M hydrochloric acid solution from a stock solution of 6.00 M hydrochloric…

A: Calculate the number of moles of HCl in the final dilute solution of 0.149 M and 50.0 milliliters.

Q: A student pipets 11 mL of a 0.0155 M solution of CaCl2 into a 100.00 mL volumetric flask and dilutes…

A: Given,

Q: If 203 mL of water is added to 5.00 mL of 4.16 M KCI solution, what is the concentration of the…

A: • The values provided in the question are:-  i) Initial volume of KCl solution, V1 = 5.00 mL  ii)…

Q: 1.753 g of zinc is added to 90.00 mL of 0.634 M silver acetate. 23. How many grams of each reactant…

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Q: You wish to make a 0.273 M perchloric acid solution from a stock solution of 3.00 M perchloric acid.…

A: Given information is,

Q: An aqueous solution of potassium hydroxide is standardized by titration with a 0.107 M solution of…

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Q: What is the concentration of nitric acid in the final solution?

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Q: What volume of 0.219 M hydrochloric acid (in mL) is needed to neutralize 3.44 g of magnesium…

A: The number of moles is given as the mass upon the molar mass of the substance. The molarity of a…

Q: A student weighs out a 3.22 g sample of K2SO4 , transfers it to a 100. mL volumetric flask, adds…

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Q: _____% by mass

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Q: A 8.25 g sample of an aqueous solution of hydrobromic acid contains an unknown amount of the acid.…

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Q: In the laboratory, a student adds 45.1 mL of water to 10.6 mL of a 0.773 M hydrobromic acid…

A: Given : Initial concentration of hydrobromic acid i.e HBr = 0.773 M Initial volume of HBr solution =…

Q: A 50.00-mL sample of aqueous Ca(OH)2 requires 34.66 mL of 0.917 M nitric acid for neutralization.…

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Q: In the laboratory a student combines 20.5 mL of a 0.177 M sodium phosphate solution with 12.7 mL of…

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Q: In the laboratory a student combines 31.7 mL of a 0.167 M calcium nitrate solution with 20.9 mL of a…

A: Number of moles of calcium nitrate and  ammonium nitrate can be calculated as follows:

Q: A student weighs out a 7.23 g sample of CoI2, transfers it to a 125 mL volumetric flask, adds enough…

A: Given: mass of CoI2=7.23 gvolume of solution=125 mL To find: Molarity of CoI2

Q: A student weighs out a 15.8 g sample of aluminum bromide, transfers it to a 300 mL volumetric flask,…

A: AlBr3→Molar mass of AlBr3 is 266.699 gmol-1 . So 1 g AlBr3 has (1÷ 266.699) gmol-1 So 15.8 g of…

Q: In the laboratory a student combines 23.6 mL of a 0.117 M aluminum bromide solution with 11.9 mL of…

A: It is given that 23.6 mL of 0.117 M of aluminium bromide is combined with 11.9 mL of 0.353 M of…

Q: An aqueous solution of sodium hydroxide is standardized by titration with a 0.149 M solution of…

A: Acid-base titration: Titration is a method to determine the concentration of unknown acid by using…

Q: A student prepared a standard copper solution by combining 4.12 mL of stock 0.3926 mol/L copper(II)…

A: Since the moles of copper(II) sulfate is coming from the copper(II) sulfate stock solution only…

Q: molar concentration

A:

Q: A student weighs out a 3.48 g sample of manganese(II) chloride, transfers it to a 125 mL volumetric…

A: Molarity of any solution is defined as the moles of solute present per litre of the solution  Hence…

Q: You wish to make a 0.315 M perchloric acid solution from a stock solution of 12.0 M perchloric acid.…

A: Given, the concentration of stock solution =12.0 Mconcentration of diluted solution =0.315 Mvolume…

Q: In the laboratory you dissolve 14.9 g of barium acetate in a volumetric flask and add water to a…

A: Molarity = Number of moles of solute/Volume of solution in L Number of moles = mass/molar mass

Q: A student weighs out a 3.51 g sample of Ni(NO,)2, transfers it to a 100. ml volumetric flask, adds…

A: Molarity of a solution is defined as the number of moles of solute present in one liter of solvent.…

Q: A student weighs out a 5.01 g sample of FeCl2, transfers it to a 250. mL volumetric flask, adds…

A: Given :-  Mass of FeCl2 = 5.01 g  Volume of solution = 250. mL  To calculate :-  Molarity of…

Q: In the laboratory a student combines 47.3 mL of a 0.247 M aluminum iodidesolution with 11.4 mL of a…

A: In the given reaction 47.3 mL of 0.247 M aluminium iodide is mixed with 11.4 mL of 0.431 M solution…

Q: A student weighs out a 9.08 g sample of ZnSO4, transfers it to a 250. mL volumetric flask, adds…

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Q: A 8.92 g sample of an aqueous solution of hydroiodic acid contains an unknown amount of the acid. If…

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Q: In the laboratory you dissolve 23.7 g of ammonium bromide in a volumetric flask and add water to a…

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Q: A 10.4 g sample of an aqueous solution of perchloric acid contains an unknown amount of the acid. If…

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Q: In the laboratory you dissolve 14.7 g of chromium(III) nitrate in a volumetric flask and add water…

A: Chromium(iii) nitrate is a strong electrolyte so completely dissociate into ions.

Q: A student wants to prepare exactly 350. ml of a 0.2750 M aqueous potassium nitrate solution. What…

A: Given that, The molarity of aqueous potassium nitrate solution is 0.2750 M that means 0.2750 moles…

Q: Your teacher asks you to prepare 500 mL of a 2.75 molar solution of NaCl for an upcoming laboratory…

A: Determination of mass of NaCl required for the preparation of solution is as follows; Molarity=Moles…

Q: A 8.84 g sample of an aqueous solution of hydrobromic acid contains an unknown amount of the acid.…

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Q: A barium hydroxide solution is prepared by dissolving 2.64 g of Ba(OH), in water to make 58.7 mL of…

A: Given 1) mass of Ba(OH)2 = 2.64 g Volume of Ba(OH)2 = 58.7 ml 3) Volume of Ba(OH)2 = 17.4 ml Volume…

Q: An aqueous solution of calcium hydroxide is standardized by titration with a 0.110 M solution of…

A: Given, Concentration of perchloric acid = 0.110 M Volume of base = 24.7 mL Volume of acid = 27.3 mL…