How much amount of solids (in grams) do you need to prepare the following solutions 25.0 mL 4.0 M MnSO4 from MnSO4·2H2O crystals 25.0 mL 18 M NaOH solution with 5 g KI and 0.15 g NaN3 250.0 mL 0.125 M stock Na2S2O3 solution from Na2S2O3·5H2O crystals

Q: Suppose 35.7 g of iron(II) iodide is dissolved in 350. mL of a 0.40 M aqueous solution of silver…

A: Here we are required to find the final Molarity of iodide ions.

Q: 25.0 mL of a 0.95 M lead (II) chloride solution are mixed with 25.0 mL of a 0.75 M aluminum iodide…

A: Given: Volume of PbCl2 solution = 25.0 mL Molarity of PbCl2 solution = 0.95 M Volume of AlI3…

Q: A 50.0 mL portion of a  0.360 M  sucrose solution was diluted to    5.00  ×  102  mL. What is the…

A: Given that, Initial concentration of sucrose    M1=0.360M  Initial volume of sucrose V1=50.0mL…

Q: I need to prepare 249.0 mL of a 0.6250 M Fe3+ solution by diluting a 9.00 M stock solution of…

A: We have to calculate the volume of  required stock solution

Q: The stock solution of sulphuric acid has a concentration of 5.0 M. Explain how would you prepare 500…

A: Formula to be used: C1V1 = C2V2

Q: Complete the table below by deciding whether a precipitate forms when aqueous solutions A and B are…

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Q: A sample of 7.90 g of Mg(OH)2 is added to 25.6 mL of 0.225 M HNO3. a.) Write the chemical equation…

A: (a) When magnesium hydroxide added with nitric acid, Following balanced Chemical Reaction occurs -…

Q: Two sucrose solutions, 125 mL of 1.50 M C12H22O11 and 275 mL of 1.25 M C12H22O11, are mixed.…

A: Given: Molarity of first sucrose solution (M1) = 1.50 M Volume of first sucrose solution (V1) = 125…

Q: Hard water often contains dissolved Ca2+ and Mg2+ ions. One way to soften water is to add…

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Q: at mass a

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Q: When 25 mL of 0.800 M Ca(NO3)2 is added to 75.0 mL of 0.600 M NaF, CaF2 precipitates. What is the…

A: In this question, we have to find out the correct answer of given problem by the help of the…

Q: Which of the following is a precipitation reaction? O 2HNO3 + Cao H20 + Ca(NO3)2 O Fe2O3(s) + CO(g)…

A: Given reactions are :  a). 2HNO3 + CaO ---> H2O + Ca(NO3)2  b). Fe2O3 (s) + CO (g) -----> Fe…

Q: 715 mL of water was added to 40.0 mL of 0.550M MgCl4 solution. Assuming the volumes are additive,…

A: Dilution of the solution: When we dilute a concentrated solution with pure water, the mole of solute…

Q: 24 is required to precipitate all of the siiver lons from 10.0 mL of a 0.000 M Solution of AgNO3…

A: Reaction between Na2CrO4 and AgNO3 Na2CrO4+2AgNO3−>Ag2CrO4+2NaNO3 Given Volume of AgNO3=10ml…

Q: You need to make 100.0 mL of 0.5128 M Fe*3. How many grams of FeCl3 do you need to weigh out to make…

A: molarity of solution is defined as no. Of moles of solute devided by volume of solution in liter.

Q: I add 2.00 g NaCl and 6.42 g BaCl₂ to a a container. You can assume that both of these salts are…

A:

Q: 5.50 mL of H2O and 3.00 mL of an aqueous 0.030 M I solution were added to 13.50 mL of an aqueous…

A: Initial molarity of Fe3+ solution=0.025 M Initial volume of Fe3+ solution=13.50 mL = 0.01350 L…

Q: What mass of Naz CrO4 is required to precipitate all of the silver ions from 45.0 mL of a 0.600 M…

A: Given : Concentration of AgNO3 = 0.600 M Volume of AgNO3 solution = 45.0 mL = 0.045 L…

Q: need to prepare 280.0 mL of a 0.3180 M Fe3+ solution by diluting a 8.00 M stock solution of…

A:

Q: Dry chemicals Sometimes you will need to make a solution of a specific molarity (M) from dry…

A: Molarity(M) = Moles of solute/Volume of solution (in L) Our solvent here is deionized water.

Q: Which of the following is NOT soluble in water? O acetic acid, the active ingredient in vinegar,…

A: We have to predict the substance insoluble in water.

Q: A 2.00 -mL sample of a 0.100 M solution of KMNO4 is mixed with 3.00 mL of a 0.900 M solution of…

A: Volume of solution 1 = 2.00 ml  Molarity of of solution 1 = 0.100 M  Volume of solution 2 = 3.00 ml…

Q: A mixture is prepared by mixing 35.27 mL of the blue dye solution with 35.00 mL of the red dye…

A: Volume of Blue dye  = 35.27 mL Volume of red dye = 35.00 mL Volume of yellow dye = 33.89 mL

Q: Given the starting solution had a concentration of 1.25 M, how many moles of Co[H2O]6Cl2 were…

A: Given: Volume of Co[H2O]6Cl2 = 7.95 mL = 7.95×10-3 L Concentration of Co[H2O]6Cl2 = 1.25 M Molar…

Q: If 40.67 mL of a standard 0.3278 M KOH solution reacts with 57.20 mL of CH3COOH solution, what is…

A:

Q: A solution is prepared by dissolving 25.0 mL ethanol, C₂H5OH (density = 0.789 g/mL), in enough water…

A: The volume of the ethanol is .The density of the enthanol is .The volume of the solution is .To find…

Q: 7, Calculate the molarity of a solution of 2.12 g of KBr in 458 mL of solution. Group of answer…

A: Answer 7 ) : Mass of KBr = 2.12 g  Volume of solution = 458 ml    ....Or  because, 1L = 1000 ml…

Q: need to prepare 214.0 mL of a 0.7920 M Fe3+ solution by diluting a 8.00 M stock solution of…

A:

Q: When solution A and B are mixed together determine the mass of solid (in grams) produced by the…

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Q: We prepare a solution by mixing 0.10 L of 0.12 M sodium chloride with 0.23 L of a 0.18 M MgCl2…

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Q: 2AlCl3+ 3 Pb (N03)2 = 2 Al(NO3)3 + 3 PbCl2 Determine the volume in liters of 0.255 M Aluminum…

A: 2AlCl3+ 3 Pb (N03)2 = 2 Al(NO3)3 + 3 PbCl2

Q: 10 mL of 0.6M NiSO4 is mixed with 20 mL of 0.3 M CuSO4 . calculate the molarity of Ni2+, Cu2+ and…

A: [Ni2+ ] = 0.2M [Cu2+]= 0.2 M [ SO42-] = 0.4 M

Q: Consider the precipitation reaction  2Na3PO4 (aq) + 3CuCl2 (aq) -----> Cu3(PO4)2 (s) + 6NaCl (aq)…

A: Balanced chemical equation: 2Na3PO4 (aq) + 3CuCl2 (aq) -----> Cu3(PO4)2 (s) + 6NaCl (aq) From the…

Q: A student forgets to weigh a mix ture Of sodium bromide dihydrate and magnesium bromide hexahydrate.…

A: Given data, Mass of H2O looses on heating =252.1 mg  Moles of AgBr formed = 6.00×10-3 mol

Q: What is the molarity of NO3− in each solution? 0.140 MKNO3. 0.300 MCa(NO3)2.   0.390 MAl(NO3)3.

A: The nitrate ion molarity in the solution of 0.140M potassium nitrate is

Q: An aqueous solution of an acid is 1.331 m. What is the molarity of the solution? The density of the…

A: molality(m): it is defined as the no. of moles dissolve in per kg of solvent. Molarity9M): It is…

Q: One way to determine the hardness of a water sample is to precipitate the calcium out of solution as…

A: Given , Volume of sample of water = 1.00 L Calcium carbonate recovered = 0.534 g

Q: You are given four test tubes each containing a clear, colorless solution. You know the four…

A: This question is based on reactions of different ions.

Q: 12.8 mL of 0.0354 M potassium permanganate solution is used to titrate 0.188 g of an unknown sample…

A: Given -> Volume of KMnO4 = 12.8 ml = 0.0128 L (1L = 1000ml) Molarity of KMnO4 = 0.0354 M Weight…

Q: X app.101edu.co Aktiv Chemistry X + Que What mass of precipitate (in g) is formed when 45.5

A: When stoichiometric coefficient results in the equal number of atoms of each element on both the…

Q: Calculate the % by mass Sr(OH)2 , M, N, m, mf H2 O of a Sr(OH)2 solution that contains 107.2 g…

A: Given that, Volume of solution = 3L = 3000 mL,          Density = 1.14 g/mL Mass = Volume x Density…

Q: What volume, in L, of 0.209 M NiCl2 solution is required to produce 69.4 g of precipitate.…

A:

Q: Consider the following precipitation reaction: 2Na3PO4(aq) + 3CuCl2 (aq) → Cu3 (PO4)2 (s) +…

A: The given balanced chemical equation between  Na3PO4  and  CuCl2 is 2 Na3PO4  (aq) +  3 CuCl2…

Q: 17.100 ml of 5:3:2 ethylene: chloroform: isoamyl alcohol 18. Convert 50 ppm to g/L 19. Convert 50…

A: 17.100 ml of 5:3:2 ethylene: chloroform: isoamyl alcohol Add 50ml ethylene + 30ml chloroform + 20ml…

Q: Granulated sugar (sucrose, C12H22O11) has an average density of about 0.70 g/cm3. Calculate the…

A:

Q: 40.00 mL of a solution of MgCl2 with a molar volume concentration of 0.933 mol/L is mixed with 100.0…

A: Molarity (M) : The number of moles of a solute dissolved in 1 L (1000 ml) of the solution is known…