If 400 mL of water is added to 250 mL of a 2.4 M MgCl2 solution, what is the final concentration of the chloride ion, CI, in the solution? 1.6 M 1.8 M 0.82 M 1.0 M 0.25 M

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…

Q: what is the molarity of the calcium hydroxide solution?

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Q: A student titrates a 10.0 mL sample of sulfuric acid (H₂SO4) solution with 44.35 mL of 0.186 M…

A: Sulfuric acid reacts with potassium hydroxide to form potassium sulfate and water. The equation for…

Q: A solution is prepared by dissolving 10.8 g of (NH4)3PO4 in enough water to make 100.0 mL of…

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Q: A student adds KF to 867 mL of a 0.0020 M Mg(NO3)2 solution. What is the minimum quantity of moles…

A: the solubility product at standard condition is the product of ions formed when a sparingly soluble…

Q: An aqueous solution of barium hydroxide is standardized by titration with a 0.158 M solution of…

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Q: What is the concentration of an HCl solution if it takes 8.88 mL of 0.317 M NaOH to titrate 10.0 mL…

A: Given :-  Molarity of NaOH = 0.317 M  Volume of NaOH = 8.88 mL  Volume of HCl = 10.0 mL  To be…

Q: A stock solution of HNO, is 12.0 M of HNO, . If 415.0 mL of water is added to 85.00 mL of this stock…

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

Q: What is the concentration of a 54.40 mL solution of HBr that is completely titrated by 33.50 mL of a…

A: Molarity is defined as the moles of solute dissolved in litre of solution.

Q: What is the concentration of a 52.30 mL solution of HBr that is completely titrated by 33.50 mL of a…

A:

Q: Determine the molarity of an aqueous hydrochloric acid solution if 53.5 mL of a 0.350 M barium…

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Q: 4.0 g of NaOH is dissolved in distilled water to prepare 250 mL solution. If 15.0 mL of this…

A: In chemistry, there are many ways to check the deviation of experimental data from the accurate…

Q: You have 615 ml of 4.69 M HCl.  Using a volumetric pipet, you take 288 ml of that solution and…

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Q: Determine the molarity of the hydroxide ions (OH') ions in a solution resulting from the mixing of…

A: Balanced Chemical  equation H2SO4 + 2NaOH → Na2SO4 + 2H2O

Q: SOLUTION STOICHIOMETRY Determine the volume of 0.150 M NaOH solution required to neutralize each…

A: Molarity: It is define as concentration which is obtained by taking ratio of moles of solute and…

Q: Calculate the concentration (molarity) of FeCl2 in mol/L (M).

A: Molarity = number of moles/volume of solution (in L)  number of moles = mass/molar mass

Q: If 525 mL of 0.80 M HCl solution is neutralized with 315 mL of Sr(OH)2 solution, what is the…

A: The equation to calculate the known values from unknown solution is given by, M1V1=M2V2 where M1 and…

Q: What is the concentration of an HCl solution if it takes 8.52 mL of 0.132 M NaOH to titrate 2.50 mL…

A: Given :-  Molarity of NaOH = 0.132 M  Volume of NaOH = 8.52 mL  Volume of HCl = 2.50 mL  To be…

Q: An aqueous solution of nitric acid is standardized by titration with a 0.186 M solution of barium…

A: Write the expression to calculate the molarity from the unknown solution. M1V1=M2V2 where M and V…

Q: A student combined 45.3 mL of a 0.549 M calcium nitrate Ca(NO3)2 solution with 87.75 mL of a 1.321 M…

A: With datas given Using concentration formula by plugging all values we are calculating final…

Q: A student titrates 21.00 mL of an unknown HCI solution with 44.00 mL of a 0.5140 M Ca(OH)2…

A: Solution: Concept introduction : We know in acid - base titration stoichiometry plays an important…

Q: 1. Determine the molarity of the sodium ions when 78.0 g Na,S is dissolved in water for a final…

A: Determine the molarity of the sodium ions when 78.0 g Na2S is dissolved in water for a final volume…

Q: You have 250. mL of 0.226 M HCl. Using a volumetric pipet, you take 50.00 mL of that solution and…

A: Given:M1 = 0.226 MV1 = 50.00 mL.V2 = 100.00 mLV3 = 10.0 mLV4 = 100 mL

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: The molarity of a barium hydroxide solution can be determined by titrating a known volume of the…

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Q: A 325 mL sample of solution contains 25.3 g of CaCl2.  Calculate the molar concentration of Cl– in…

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Q: The molarity of an aqueous solution of sodium hydroxide, NaOH, is determined by titration against a…

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

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

A: Calculate firstly millimoles of CuSO4 , then use the stoichiometric calculations to find the weight…

Q: What is the concentration of an HCl solution if it takes 5.20 mL of 0.301 M NaOH to titrate 7.50 mL…

A: This is an acid base titration. Reaction is,   HCl(aq) + NaOH(aq) --> NaCl(aq) + H2O(l)  Given…

Q: 3) If a 35.75 mL sample of 0.175 M HC1 (aq) solution is neutralized with 0.125 MMg(OH)2, how much…

A: In the titration, at the neutralization point, the volume and molarity of the unknown compound are…

Q: If I prepare a solution by addi

A: Stock solution : It is a concentrated solution that will be diluted to a lower concentration by…

Q: You have 250. mL of 0.106 M HCl. Using a volumetric pipet, you take 50.00 mL of that solution and…

A: Any solution’s concentration provides the knowledge of solute’s amount present into definite amount…

Q: What is the molar concentration of sodium ions in an aqueous solution prepared by dissolving 3.00 g…

A: Molar concentration or molarity ( M ) is defined as the number of moles ( n ) of solute present in…

Q: What is the concentration (in molarity) of a solution of HCI of unknown concentration when 24.88 mL…

A: M1V1 = M2V2 M1 = MOLARITY OF ACID M2 = molarity of NaOH V1= volume of acid V2 = volume of NaOH

Q: 4 7. A technician measures 1.75 L of a standard solution of hydrochloric acid, HCl(aq), with a…

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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: 90.0 mL of 0.30M MgCl2 is boiled down to a volume of 78.0 mL.  What is the concentration of the…

A: The initial volume of the given MgCl2  solution (V1) = 90.0 ml The initial concentration of the…

Q: You have 559 ml of 3.29 M HCl.  Using a volumetric pipet, you take 297 ml of that solution and…

A: The volume of the solution pipetted (V1)= 297 ml The concentration of the solution (M1)=3.29M The…

Q: 3) If a 35.75 mL sample of 0.175 M HCI (aq) solution is neutralized with 0.125 M Mg(OH)2, how much…

A:

Q: You have 806 ml of 3.52 M HCl. Using a volumetric pipet, you take 185 ml of that solution and dilute…

A: For the case of dilution we know that - C1V1 = C2V2  Where - C1 = Concentration of stock solution…

Q: A 12.5% (w/w) NiCl2 (129.61 g/mol) solution has a density of 1.149 g/mL. Calculate (a) the molar…

A: Given: 12.5% (w/w) NiCl2 ⇒12.5 g NiCl2 present in 100 g of solutionGiven: Density ofsolution = 1.149…

Q: An aqueous solution of barium hydroxide is standardized by titration with a 0.122 M solution of…

A:

Q: 6.2 mL of an HCl solution is added to water and the resulting solution has volume 0.015 L and a…

A: The answer to the following question is given as:

Q: An aqueous solution of calcium hydroxide is standardized by titration with a 0.161 M solution of…

A: Given that,  Molarity of Nitric acid solution M1 = 0.161 M Volume of nitric acid used for titration…

Q: Consider the following chemical reaction. 3 Zn(C₂H₃O₂)₂(aq) + 2 Na₃PO₄(aq) → 6 NaC₂H₃O₂(aq) +…

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Q: A. What  mass of Ba(OH)2 is needed to make 250 ml of 0.155 m Ba(OH)2(aq)  B. What if 25 ml of the…

A: NOTE : since density of solution is not mentioned in the question and volume of solutions are given,…

Q: If 0.500 mL of an 0.218 M NaCl solution is added to 100.0 mL of pure water.  what is the…

A: 0.500 mL of an 0.218 M NaCl solution is added to 100.0 mL of pure water.

Q: An aqueous solution of hydrochloric acid is standardized by titration with a 0.176 M solution of…

A: Consider the neutralization reaction of hydrochloric acid and calcium hydroxide is as follows; 2 HCl…

Q: An aqueous solution of calcium hydroxide is standardized by titration with a 0.100 M solution of…

A: Molarity of HCl  = 0.1 M Volume of acid  = 21 mL Volume of base = 22.8 mL