. A 4.00 g sample of KCl is added to 10.0 mL flask, which is then filled to the calibration mark with water to form Solution 1. Next, 2.00 mL of Solution 1 is then added to a 2.00 L flask and the flask is filled with water to the calibration mark to form Solution 2. What is the molarity of Solution 2?

Q: DESTINE A student weighs out a 5.95 g sample of (NH4),PO4, transfers it to a 300. mL volumetric…

A: Given that -  Mass of ammonium phosphate Solute = 5.95 g  Volume of total Solution = 300 mL    Then…

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Q: A student weighs out a 1.75 g sample of NaCl, transfers it to a 250. mL volumetric flask, adds…

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Q: 10 mL of         a          30     M         sodium           phosphate      solution…

A: The mass of lead phosphate precipitate is calculated as,

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Q: A student weighs out 8.68 g sample of MnI2,transfer it to a 125mL volumetric flask,adds enough water…

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

Q: What is the mass of the solid produced?

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

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Q: A student weighs out a 12.2 g sample of K2S, transfers it to a 500. mL volumetric flask, adds enough…

A: Given; Note: (1L = 1000 mL)

Q: When sodium sulfide reacts with cobalt (II) acetate in water, cobalt (II) sulfide and sodium acetate…

A: This question can be solved as:

Q: The magnesium content of a 100 ml sample of mineral water is analyzed. The Mg2+ in the sample…

A: PART-(a)•So finally according to question Mg+2 present as Mg2P2O7. •1 mole of Mg2P2O7  has 2 mole of…

Q: Solute concentrations are often described with qualitative terms such as dilute (of relatively low…

A: Molarity of a solution is defined as the number of moles of solute present per litre of solution and…

Q: Calculate the molarity of each of these solutions. a. A 4.623-g sample of NaHCO3 is dissolved in…

A: Molarity: It is defined as the number of moles of a solute added to 1 litre of the solution.…

Q: To dilute 250.0 mL of 1.00 M HCl to a concentration of 0.200 M, what must the final volume of the…

A: M1 x V1 = M2 x V2 Where, M1 = initial concentration;  V1 = initial volume             M2 = final…

Q: What is a nonelectrolyte? A substance that doesn't dissolve in water. A substance that dissolves in…

A: Applying definition of non electrolyte.

Q: What volume of 0.547 M sulfuric acid solution (in mL) is needed to neutralize 50.00 mL of 0.0812 M…

A: Sulfuric acid is a diprotic acid and thus it gives 2 H+ ions. Sodium hydroxide is a base and it…

Q: What is the molarity of barium sulfide in the resulting solution?.

A: Molarity is the ratio of number of moles of solute to the volum le of solution (in L)

Q: 0.0140 M

A:

Q: An unknown mass of NasPO4(s) is dissolved in water to form 50.00 mL of solution. This is Solution A.…

A: Let the mass of Na3PO4 dissolved = X gm Molar mass of Na3PO4 = 163.94 gm Number of moles of Na3PO4 =…

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: What is the dilution factor that gave the following solutions from Solution S? (i) Solution 1: (ii)…

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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: A mathematical equation useful for dilution calculations isM(dil)xV(dil)xM(conc)xV(conc) (a) What…

A: molarity is the number of moles of solute dissolved in a 1 liter of…

Q: the lead in an aqueous lead(II) nitrate solution can be precipitated out by adding potassium iodide.…

A: Given, The lead in an aqueous lead(II) nitrate solution can be precipitated out by adding potassium…

Q: What minimum mass of iron (II) nitrate must be added to 10.0ml of a 0.0699 M phosphate solution in…

A: The question is based on the concept of Reaction Stoichiometry.   limiting reagent is the reagent…

Q: Consider the following precipitation reaction: 2 AgNO3(aq)+ MgCl2(aq) = 2AgCl(s)+ Mg(NO3)2(aq) How…

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Q: Mass of KI tablet 0.425 g Mass of thoroughly dried filter paper 1.462 g Mass of filter paper +…

A: Hey, since there are multiple subparts posted, we will answer first three subparts. If you want any…

Q: Mass of KI tablet 0.425 g Mass of thoroughly dried filter paper 1.462 g Mass of filter paper +…

A: Since you did not mention which parts , we are answering the First three parts for you. The (a) Part…

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: what is the molarity of a solution when 2.25 g NaF is dissolved in enough water to make 25.0 ML of…

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Q: Copper(II) ions can be precipitated as copper(II) carbonate: CuSO4(aq) + Na2CO3(aq) → CuCO3(s) +…

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Q: A student weighs out a 2.41 g sample of FeCl2,transfers it to a 100.mL volumetric flask,adds enough…

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Q: A 38.1 g sample of SrCl2 is dissolved in 112.5 mL of solution. Calculate the molarity of this…

A: Molarity (M) is the ratio of the number of moles of solute to the volume of the solution in litre.…

Q: A 0.450 M solution of KCI needs to be prepared through dilution. A 2.00 M stock solution will be…

A: 0.450M solution of KCl is to be prepared, Let it be M1 = 0.450 M 2.0 M of stock solution , Let it…

Q: A student weighs out a 11.4 g sample of AI(CH3COO)3, transfers it to a 250. mL volumetric flask,…

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Q: The concentration of a certain sodium hydroxide solution was determined by using the solution to…

A: Given: Volume of NaOH neutralized = 48.82 mL = 0.04882 L                           (Since 1 L = 1000…

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

A:

Q: A 25.0 mL sample of a 30.0% HF solution has a density of 1.101 g/mL. The sample is diluted to a…

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Q: What mass of barium sulfate can be produced when 100.0 mL of 0.150-M solution of barium chloride is…

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Q: A 21.25 g of a mixture of the solid salts, sodium chloride and lead II nitrate, is added to…

A: Given that - Mass of precipitation formed of PbCl2 = 11.06 g Mass of mixture, NaCl + Pb(NO3)2 =…

Q: A student weighs out a 2.76 g sample of NaOH , transfers it to a 500. mL volumetric flask, adds…

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Q: An unknown mass of Na3PO4(s) is dissolved in water to form 50.00 mL of solution. This is Solution A.…

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Q: Glucose (molar mass=180.16 g/mol) is a simple, soluble sugar. Glucose solutions are used to treat…

A: Molar mass of glucose = 180.16g/mol Mass of glucose = 233.8g  Volume of water = 500mL

Q: What volume of 0.687 M perchloric acid solution (in mL) is needed to neutralize 50.00 mL of 0.0347 M…

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Q: A student weighs out a 13.4 g sample of Fe(CH3OO)3, transfers it to a 250. mL volumetric flask, adds…

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Q: You need to make a stock solution ofMg(HCO3)2 with a concentration of 5.50 M. You have a 750.0 mL…

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Q: A student weighs out a 16.7 g sample of Ba(CH3COO)2 , transfers it to a 300. mL volumetric flask,…

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Q: A student weighs out a 3.62 g sample of NaCH3COO , transfers it to a 300. mL volumetric flask, adds…

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