To 2.00 L of 0.445 M HCI, you add 3.88L of a second HCI solution of an unknown concentration. The resulting solution is 0.974 M. Assuming the volumes are additive, calculate the molarity of the second HCl .solution

Q: A NaF(aq) solution (solution 2) is 9.20% by mass in NaF. Solution 2 has a density of 1.05 g/mL. 415…

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Q: A student weighs out 5.81 g of NaBr, transfers it to a 250. mL volumetric flask, adds enough water…

A: Given that: Mass of NaBr = 5.81g Molar mass of NaBr = 103g/mol Total volume in the flask = 250mL=…

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

A: Given  Mass of KHP = 0.4790 gram  Molar mass of KHP = 204.22 gram/mole  Volume of NaOH solution =…

Q: . A sample of sodium chloride (NaCl) weighs 5.84 g. solid sample is dissolved in 725 mL of water.…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: What mass of KBrKBr (in grams) should you use to make 250.0 mLmL of a 1.10 MM solution of KBrKBr?

A: Given data, Volume of solution is 250 mL =0.25L                       (1L =1000mL) Molarity of…

Q: Calculate the molarity of each of this solution: A 0.1432-g sample of copper metal is dissolved in…

A: The chemical equation for the given reaction is: So, 1 mol. of copper gives 1mol.of Cu2+(since…

Q: An aqueous solution of sodium hydroxide is standardized by titration with a 0.117 M solution of…

A: Molarity of perchloric acid = 0.117 M Volume of perchloric acid = 29.6 mL = 0.0296 L Volume of NaOH…

Q: You have 500 mL of a 0.125 M HCl(aq) solution and you want to dilute it to exactly 0.100 M. How much…

A: The given problem relates to stock dilution, so we can use the below relation to calculate the…

Q: In the laboratory, a student adds 48.0 mL of water to 14.6 mL of a 0.624 M nitric acid solution.…

A: Given values, N1= 0.624 M V1= 14.6mL N2=?? V2= 14.6+48.0 = 62.6 mL

Q: A 15.0 mL 0.500 M NaNO3 solution is mixed with 50.0 mL 0.200 M Fe(NO3)3 solution. What is the molar…

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Q: You have 15 mL of a 0.25 M NaCl(aq) solution. What volume should you dilute it to in order to obtain…

A: Given: The initial volume (V1) of NaCl (sodium chloride) solution is 15 mL The initial molarity (M1)…

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: One way to remove lead from water is to add a source of iodide ion so that the lead will precipitate…

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

A: Solution stoichiometry involves the calculation of concentration of solutions in the given…

Q: A solution of HCl was prepared from a stock solution as follows: 50.00 mL of stock solution was…

A: Given: Volume of stock solution used = 50.00 mL Volume of dilution A prepared = 250.0 mL Volume of…

Q: In the laboratory, a student adds 44.1 mL of water to 12.1 mL of a 0.577 M nitric acid solution.…

A: Provided initial Molarity(M1)=0.577M Let final Molarity = M2    (say) Initial volume of nitric acid…

Q: To 1.35 L of 0.325 M HCl, you add 3.57 L of a second HClsolution of unknown concentration. The…

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Q: What is the molarity of the resulting solution when 300. mL of a 0.600 M aqueous solution is diluted…

A:

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 student pipets 11 mL of a 0.0155 M solution of CaCl2 into a 100.00 mL volumetric flask and dilutes…

A: Given,

Q: If 100. mL of 0.400 mol L-1 Na2SO4(aq) is added to 200 mL of 0.600 mol L- NaCl(aq), what is the…

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Q: You wish to make a 0.192 M perchloric acid solution from a stock solution of 12.0 M perchloric acid.…

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Q: What is the concentration of nitric acid in the final solution?

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Q: How much solvent must be added to 25.0 mL of a 10.0 M HBr(aq) solution to form a 4.00 M HBr(aq)…

A: Let V Volumn is added

Q: _____% by mass

A:

Q: A simulated seawater sample contains 0.571 M NaCl (aq) and 0.0583 M MgCl2 (aq). Assuming NaCl and…

A: Given, Molarity of NaCl = 0.571M. Molarity of MgCl2 = 0.0583M. The dissociation of NaCl and MgCl2…

Q: 1.00 L of a solution is prepared by dissolving 125.6 g of NaF in it. If I took 180 mL of that…

A: Given : Mass of NaF = 125.6 g Volume of initial solution = 1.00 L  Volume of initial solution used =…

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

A: The precipitation reaction is given below.

Q: In the laboratory, a student adds 45.1 mL of water to 10.6 mL of a 0.773 M hydrobromic acid…

A: Given : Initial concentration of hydrobromic acid i.e HBr = 0.773 M Initial volume of HBr solution =…

Q: A 16.2-g sample of HF is dissolved in water to give 3.0 × 102 mL of solution. What is the…

A:

Q: A stock solution of NazS2O3 is prepared by adding 20.40 grams of solid Na2S2O3 to enough water to…

A: Molarity is a way of expressing concentration in which moles of solute present per liter of solution…

Q: A 0.9182 g sample of CaBr2 is dissolved in enough water to give 500.0 mL of solution. A 15.00 mL…

A: When we make a solution , then concentration of whole solution is same. So if we take a small volume…

Q: A student removes 25 mL of 3.0 M NaOH and dilutes it to final volume of 350 mL. What is the…

A: Given :-  initial concentration of solution = 3.0 M  initial volume of solution = 25 mL  final volum…

Q: What is molar concentration of a 350 mL solution that contains 10.5 g of NaOH? Determine the volume…

A:

Q: An aqueous solution of potassium hydroxide is standardized by titration with a 0.148 M solution of…

A: EXPLANATION: Reaction of acid and base to form salt and water is called neutralisation…

Q: In the laboratory, a student adds 58.2 mL of water to 15.5 mL of a 0.771 M hydroiodic acid solution.…

A: According to the equation:

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: A student pipets 13 mL of a 0.0115 M solution of CaCl2 into a 100.00 mL volumetric flask and dilutes…

A: Given,

Q: Suppose you need to prepare 1.00 L of 0.100 M HCI(aq), and all you have on hand is 0.250 M HCI(aq).…

A:

Q: molar concentration

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Q: A very strong nitric acid (HNO3=63.02 g/mol) solution is available as a 33.4 m solution. Given the…

A: Given: Molality = 33.4 m  Density of solution = 1.33 g/mL  Molar mass of solute (HNO3) = 63.02 g/mL…

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: You have 505 mL of a 0.125 M HCl solution and you want to dilute it to exactly 0.100 M. How much…

A: Concentration(c) = no of moles/volume   No. of moles = concentration(c) * volume(v)   If dilution…

Q: A student performed a similar experiment starting with a 3.2 g sample of marble chips and 75 mL of…

A: Marble chips are Calcium Carbonate  Given mass of Marble chips = 3.2 g Volume of HCl = 75 mL…

Q: A 13.44-g sample of sodium chloride is dissolved in enough distilled water to make up 250.00 mL of…

A: Given, Mass of sodium chloride dissolved = 13.44 g            Volume of the solution in which NaCl…

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

A:

Q: In the laboratory a student combines 34.4 mL of a 0.228 M cobalt(II) chloride solution with 23.9 mL…

A: Calculate the number of moles of present in cobalt(II) chloride solution: 1 mL = 0.001 L One mole…

Q: A student makes a solution by dissolving 10.095g of Ca(NO3)2 (MM=164.09 g/mol) in 300 mL of water…

A: Given 10.095g of Ca(NO3)2 (MM=164.09 g/mol) in 300 mL of water  Molarity is to be determine Diluted…

Q: You will be provided with a stock solution of Red Dye. From the information on the bottle, please…

A: molarity of the stock solution will be 5.71*10-3 M .

Q: An aqueous solution of calcium hydroxide is standardized by titration with a 0.110 M solution of…

A: Given, Concentration of perchloric acid = 0.110 M Volume of base = 24.7 mL Volume of acid = 27.3 mL…