A 300 mL solution containing 1.85 g CaCl2 is mixed with a 500 mL solution containing 1.95 g NaCl. What is the final ppm concentration of Na+, Ca2+ and Cl-?

Q: 300.0 mL of a 0.365 M solution of Nal is diluted to 700.0 mL. What is the new concentration of the…

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Q: Calculate the morality of a solution containing 2.40 g of sodium chloride (NaCl) in 40.0 mL of…

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

Q: A student places 20.00mL of .1005 M HCl in a flask and adds a few drops of phenolphthalein. She adds…

A: Volume of HCl, V1 = 20.00 mL Molarity of HCl, M1 = 0.1005 M Volume of NaOH, V2 = final reading –…

Q: 2. Calculate the volume, in mL of 0.2 M NaOH solution that contains 6.0 g of NaOH.

A: Given data:  Molarity of NaOH = 0.2 M Weight of NaOH = 6.0 g

Q: I want to make 500 mL of HCl solution with MHCl concentration = 0.1 moL/L from HCl solution which…

A: Given that -  Volume of HCl Solution = 500 mL  Concentration of this Solution = 0.1 mol/L = 0.1 M…

Q: A solution is 5.0% m/v. What is the mass of the dissolved solid in 2500 ml of the solution? 1.…

A: The percent mass by volume (% m/v) : The mass of Solute dissolved in the 100 of the Solution .   A…

Q: What volume of 8.50 M NaCl solution needs to be diluted to produce 400.0 mL of 2.00 M NaCl solution?

A: In case of dilution of any electrolyte, the following relation is used : MiVi = MfVf

Q: 300.0 mL of a 0.360 M solution of Nal is diluted to 700.0 mL. What is the new concentration of the…

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Q: A 50 mL sample of 50 % (m/v) acetic acid solution is added to water to give a final volume 75 mL.…

A: The given is 50% (m/v) acetic acid solution. 100 mL of solution contains 50g of acetic acid. Then 50…

Q: What volume of 5.65M HCL can be made by mixing 6.55 M HCL with 300 mL of 4.45M HCL

A: Given,  Molarity of first solution of HCl = M1 = 6.55 M  Molarity of second solution of HCl = M2 =…

Q: You need to prepare 250. mL250. mL of a 0.400 M0.400 M aqueous solution using a pure solid with a…

A: For this problem, we need to know what is molarity first. Molarity: It is an unit of concentration…

Q: A 150 mL solution of 2.3x10-3 M HCl was prepared from a stock solution of 10 M HCl. What is the…

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Q: 6. A solution contains 6.30x10g of oxalic acid, H,C,0, 2 H,0, in 250 ml. What is the molarity of…

A: Given data,  Mass of oxalic acid, H2C2O4•2H2O = 6.30 × 10-2 g  Volume of solution = 250 mL

Q: What volume of 4.50 M HCl can be made by mixing 5.65 M HCl with 250.0 mL of 3.55 ?M HCI

A: The question is based on the concept of solutions. We have to calculate volume HCl Solution made.

Q: 100.0 mL of a 0.890 M solution of KBr is diluted to 500.0mL. what is the new concentration of the…

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Q: 130 120 110 100 NANO, 90 80 70 60 SO NH&C 40 KCI Naci 30 20 KCIOS 10 Cez(SOa)3 10 20 30 40 50 60 70…

A: 60g of KCl at 50°C is

Q: If I leave 750 mL of 0.50 M sodium chloride solution uncovered on a windowsill and 150 mL of the…

A: Since only the solvent in evaporating. Hence the solute NaCl amount will remain same in the initial…

Q: A burette had an initial volume of 5.2 mL and a final volume of 32.6 mL, what is the amount of…

A: Given data is as follows: The initial reading of the burette V1= 5.2 mL The final reading of the…

Q: A. 1.00 gram calcium hydroxide in 3.00 liters solution B. 17.0 g potassium dihhydrogen phospate in…

A: Molarity of a solution is generally known or defined as moles of solute divided by volume of…

Q: Consider naphthalene, C10H8, the active ingredient of moth balls. A solution of naphthalene is…

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Q: 100 90 NaNO 80 70 60 CaCl 50 Pb(NO)2 40 NaCI 30 KCT 20 KCIO 10 Ce,(SO 0 10 20 30 40 50 60 70 80 90…

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Q: concentration

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Q: What will the molarity of the HCl in the final mixture be? If 10.0 mL of 1.00 M…

A: Given, initial molarity of HCl = 1.00 M            volume of HCl solution taken = 10.0 mL…

Q: How many milliliters of 0.755 M H2SO4 solution is needed to react with 55.0 mL of 2.50 M KOH…

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Q: The following reactions happen simultaneously when HCl is added to a mixture of Mg(OH)2 and MgCO3:…

A: Given :  Mass of mixture = 25 gm  % of MgCO3 = 35.2  % of Mg(OH)2 = 64.8  Density of HCl solution =…

Q: 4. The density of sodium hydroxide solution is 1.40g/mL. Calculate a. The mass of 0.0500 L of…

A: Given : Density of solution = 1.40 g/mL. To find : Volume of solution. Solution : As we know, the…

Q: Indicate the concentration of each ion present in the solution formed by mixing the following.…

A: Answer: Molar concentration of any ion in solution is the ratio of its number of moles and volume of…

Q: 150 140 130 120 110 100 NaNO 90 80 70 60 NHC KCI Naci 50 40 30 20 TRCIÓ 10 Cey(so 10 20 30 40 s0 60…

A: The solubility curve is given as,

Q: Determine the concerntration of a solution prepared by diluting 50.0 mL of a stock 0.500 M Ca(NO3)2…

A: We know, Vinitial x Sinitial = Vfinal x Sfinal where, Vinitial = initial volume of the solution…

Q: 100 90 80 NANO 70 60 CaCl, Pb(NO.)2 50 40 Naci KCI 30 20 KCIO, 10 Ce,(SOa O 10 20 30 40 50 60 70 80…

A: The solubility graph is : At 50oC the solubility of KNO3 is approximately 88g/ 100 ml of the…

Q: The concentration of bromide ions in seawater is approximately 6.70 X 10-3 %(m/v). The lab has a…

A: The concentration of bromide ions in seawater = 6.70 × 10-3 %(m/v). This means that 6.73 × 10-3 g of…

Q: What is the molarity of a solution made by adding 2.213 grams of KHP (MM=204.2 g/mol) to 50 mLs of…

A: Molarity=no of moles of solute x 1000volume of solution in mlno of moles of solute=given massmolar…

Q: What is the final molarity when 250ml 0.35M KBr is mixed with a)150mL water b)150 mL 0.25 Kbr

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Q: Section 7.5 Solution Preparation 1I)What is the molarity of a solution prepared by diluting 25.0mL…

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Q: 5. 1f you diluted 50.0 mL of 0.380 M aluminum sulfate solution to 100.00 ml., what would be the…

A: Given data: Volume V1 = 50.0 mL Molarity M1 = 0.380 M Volume V2 = 100 mL Molarity M2 = ? Formula…

Q: Exactly 42.35 mL H2SO4 is neutralized with 21.15 mL of 0.500 M NaOH, what is the normality of H2SO4?

A: Given: Volume of H2SO4 V1=42.35mL Volume of NaOH V2= 21.15mL Molarity of NaOH M2= 0.500M To find:…

Q: Calculate the volume of ~1.25× 10–3 M K2CrO4 stock solution needed to prepare 10.00 mL of dilute…

A: Given : Concentration of K2CrO4 stock solution = 1.25 X 10-3 M Concentration of CrO42- ion in final…

Q: How many iters of a 0.200 MKI solution is needed to completely react with 243 g of Cu(NO,ccording to…

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Q: What volume (in mL) of 4.35 M HCl solution is needed to react with 18.5 g of Ca(OH) 2

A: Acid reacts with base to form salt and water. The given acid is HCl and base is CaOH2. Write the…

Q: The balanced equation for the neutralization reaction of aqueous H₂SO4 with aqueous KOH is shown.…

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Q: What initial volume of a 15% (m/v) mannose solution is needed to prepare 125 mL of a 3.0% (m/v)…

A: The ratio of mass of solute to the volume of solution  multiplied by 100 is known as mass/volume…

Q: calculate the final concentration when a 28.0 mL sample of 25% (m/v) sodium chloride solution is…

A: Given: Initial concentration, C1=25% (m/v) Initial volume, V1=28.0 mL Final concentration, C2=? The…

Q: You need to make 120.0 mL of a 0.40 M NaCl solution. You have solid NaCl and your lab partner has a…

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Q: 24. How many mL 12.0M nitric acid are needed to make 625mL 0.11M nitric acid? 25. What is the final…

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Q: What volume in mL of 4.35 M HCI solution is needed to react with 18.5g of Ca(0H)2

A: Please find your solution below : The reaction between calcium hydroxide and hydrochloric acid is as…

Q: 600.0 mL of a 0.325 M solution of LiCl is diluted to 900.0 mL. What is the new concentration of the…

A: Molarity is defined as the number of moles of solute dissolved per liter of the solution. Molarity,…

Q: How many milliliters of 0.1000 M Ca(OH)2 solution are needed to supply 0.05000 mol of Ca(OH)2 .A O…

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Q: What is the concentration of Cl- in M after you mix the following two solutions?  1) 1.11 g of…

A: The final concentration of Cl- is calculating total number of moles of Cl- ion formed dissolved in…

Q: Solubility Curves of Selected Compounds 150 140 130 120 110 100 NaNO, 90 80 70 60 NHC KCI 50 40 Naci…

A: We will choose Correct option

Q: The following reactions happen simultaneously when HCl is added to a mixture of Mg(OH)2 and MgCO3:…

A: Volume of 37 wt% HCl required can be calculated from the balanced reaction of HCl to MgCO3 and…