Suppose 40.8g of copper(II) acetate is dissolved in  200.mL of a  0.70 M aqueous solution of sodium chromate. Calculate the final molarity of copper(II) cation in the solution. You can assume the volume of the solution doesn't change when the copper(II) acetate is dissolved in it. Be sure your answer has the correct number of significant digits.

Q: A 9.47 g sample of an aqueous solution of hydroiodic acid contains an unknown amount of the acid. If…

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Q: Calculate the concentration in /μmol/L of the chemist's magnesium fluoride solution.

A: Given :- number of moles of MgF2 = 0.00387μmol  Volume of solution = 100 mL  To be calculated :-…

Q: A solution is prepared by dissolving 3.2 grams of NaCl (MM=58.44 g/mol) in enough water to make…

A: The molarity is a concentration term which is explained as the number of moles of solute dissolved…

Q: What is the molarity of a solution in which 10.8 grams of magnesium chloride is dissolved in enough…

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Q: Calculate the molarity of each of the following solutions. A.) 27.03 g C6H12O6 in 1.25 L of…

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Q: A chemist places 1.5999 g of NaCl in a 100 mL volumetric flask and adds water to the mark and calls…

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Q: A 66.7 mL sample of 18.0 M sulfuric acid was diluted with enough water in a volumetric flask to make…

A: The solution is as follows:

Q: A solution is prepared by dissolving 45.6 g of Mg(NO3)2 in 515 g of water. The density of the…

A: Definition: Molarity is a concentration term for a solution. The molarity of a given solution is…

Q: Enter your answer in the provided box. Calculate the following quantity: volume of 1.86 M calcium…

A: This problem can be solved by using the molarity equation :…

Q: In the laboratory you dissolve 12.2 g of magnesium iodide in a volumetric flask and add water to a…

A: Mass of magensim iodide = 12.2g Molar mass =278.114g/mol Moles of Magnesium iodide…

Q: A 14.3 g sample of an aqueous solution of perchloric acid contains an unknown amount of the acid. If…

A: In the given question we have to calculate the mass Percent of perchloric acid. the given data: mass…

Q: One brand of laundry bleach is an aqueous solution containing 4.00% sodium hypochlorite (NaOCI) by…

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

Q: An analytical chemist weighs out 0.461 g of an unknown triprotic acid into a 250 mL volumetric flask…

A: The molar mass of an unknown acid is to be calculated from the given data. Given: Mass of unknown…

Q: A chemist adds 320.0mL of a 2.1 M calcium bromide (CaBr2) solution to a reaction flask. Calculate…

A: From the given volume and molarity of the solution, moles of calcium bromide can be calculated as

Q: How many grams of chlorine are in 101 milliliters of a 1.474 M MgCl2 solution? Hint: the solubility…

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Q: KOH and NaOH are dissolved in water to form a 2.48 molar solution. If 42.9 g of NaOH are used and…

A: Given: Volume of solution = 1673 mL Molarity of solution = 2.48 M Mass of NaOH = 42.9 g

Q: You have a solution which is 45.6% by mass isopropyl alcohol (MM = 60.11 g/mol) in water. The…

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Q: A student needs to prepare 250 mL of a 0.500 M aqueous solution of sucrose, C, H,0, (aq), which is…

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Q: An aqueous solution of manganese (II) iodide,MnI2,is made by dissolving 21.1 grams of manganese(II)…

A: Weight/Volume percentage = it tells about amount of solute present per 100 mL of solutionWeight of…

Q: Calculate solution concentration in molarity units. A student weighs out 6.49 g of FeSO4, transfers…

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Q: An ethanol-water solution has been prepared by dissolving 10 mL of ethanol (d=0.789 g/mol) in a…

A: Given:- Volume of ethanol = 10 mL Density of ethanol = 0.789gml Volume of solution = 100 mL Density…

Q: A solution is made by adding 29.1 mL of concentrated potassium hydroxide (34.5 wt%, density 1.46…

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Q: How many liters of a 1.85 M KNO3 solution can be prepared from 53.3 g of KNO3? Express your answer…

A: First convert the given KNO3 mass to moles. Moles=MassMolar mass=53.3 g101.10 g/mol=0.527 mol

Q: The solubility of aluminum sulfate (Al2(SO4)3) in water is 34.22 g per 100.0 mL of solution at a…

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Q: In the laboratory, a student dilutes 18.4 mL of a 6.23 M hydrobromic acid solution to a total volume…

A: Given information: C1 = 6.23 M V1 =18.4 mL V2 = 200.0 mL

Q: An analytical chemist weighs out 0.181 g of an unknown diprotic acid into a 250 mL volumetric flask…

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Q: An aqueous solution of sodium fluoride, NaF, contains 1.16 grams of sodium fluoride and 17.5 grams…

A:

Q: In the laboratory, a student dilutes 25.3 mL of a 8.46 M hydrobromic acid solution to a total volume…

A: Concept: When we dilute the solution the moles of solute remain constant. The mole of solute can be…

Q: A chemist adds 125.0 mL of a 0.183M potassium dichromate (K,Cr,O,) solution to a reaction flask.…

A: Mass of Potassium Dichromate can be calculated in the following way:

Q: In many areas, the drinking water standard for nitrate ions is 5.00 ppb. Calculate the mass, in μg,…

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Q: How many moles and numbers of ions of each type are present in the following aqueous solution? 51.7…

A: Given : Concentration of MgCl2 = 1.35 M And volume of MgCl2 solution = 51.7 mL = 0.0517 L…

Q: 1. A stock potassium dichromate solution (K,Cr,0,; molar mass is 294.2 g/mol) is prepared for…

A: the solution of pottasium dichromate is given

Q: he concentration of the aqueous sucrose (C12H22O11) solution is 4.00 % sucrose by mass. What is the…

A: Given that:                              Mass percent of solute = 4%…

Q: Calculate the normality of 0.321 g sodium carbonate when it mixes in a 250 mL solution.

A: Given,  Mass of Sodium carbonate (Na2CO3) = 0.321 g Molat mass of Na2CO3 = 106 g/mol Mole = mass/MM…

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: One cup of fresh orange juice contains 550 mg of ascorbic acid (vitamin C, ). Given that one cup =…

A: Molarity is defined as total number of moles of solute dissolved in one litre of solution Molarity…

Q: Riboflavin, also known as vitamin B2, is a vitamin found in food and used as a dietary supplement..…

A: In order to find the molarity of the resultant solution we first write down the given data: Mass of…

Q: The mass of solute per 100 mL of solution is abbreviated as (m/v). Mass is not technically the same…

A: % (w/v) = (100 x Mass of solute in g)/Volume of solution in mL

Q: What is the molarity of sodium chloride in solution that is 13.0 % by mass sodium chloride and that…

A: Given, density of NaCl = 1.01 g/mL Mass % = 13.0 % Molar mass of NaCl = 58.44 g/mol Molarity of NaCl…

Q: Suppose 1.22g of potassium chloride is dissolved in 100.mL of a 45.0mM aqueous solution of silver…

A: Given,Mass of potassium chloride, KCl = 1.22 gVolume of silver nitrate solution, AgNO3 = 100 mL =…

Q: Consider a solution prepared by combining 45.0 g of BaCl2 with enough water to prepare a 750.0 mL of…

A: Given information: Mass of barium chloride = 45.0 g Volume of solution = 750.0 mL Concentration of…

Q: An aqueous solution of nickel(II) bromide, NiBr2, is made by dissolving 11.2 grams of nickel(II)…

A: Given-> Weight of nickel(2)bromide = 11.2 gm Volume = 250 ml

Q: To what volume should you dilute 50 mL of a 13 M stock HNO3 solution to obtain a 0.105 M HNO3…

A: The volume of diluted solution can be calculated using the equation (1). In this equation, M1 and V1…

Q: In the laboratory, a student dilutes 11.8 mL of a 11.1 M perchloric acid solution to a total volume…

A: molarity is defined as the number of moles upon the volume  molarity =molesvolume

Q: One of the Ionic compounds in sports drinks is potassium di hydrogen phosphate. The label on one of…

A: 30mg of potassium in present in 240ml of the solution. The weight of potassium dihydrogen phosphate…

Q: A sample of 18.5 grams of sodium phosphate is weighed out on a balance and prepared to a volume of…

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