1. How many milliliters of concentrated hydrochloric acid, 38% (wt/wt), specific gravity 1.19, are required to prepare 1 L of a 0.100 M solution? Assume density and specific gravity are equal within three significant figures. (H-1.008 amu, Cl-35.45 amu)

Q: 2- A solution of concentrated HCl has specific gravity of 1.185 and percentage is 36.5 % (w/w) HCI.…

A: Molarity of a solution is the no.of moles present per litre of the solution. The molarity of an acid…

Q: Five different solutions were prepared in the laboratory. One was prepared by dissolving 7.1g of…

A: a) Concentration of first solution=Mass of NaOHMolar mass of NaOH×Volume of solution (in L)

Q: the mass percent of an unknown NaCl solution with a conductivity of 1,566 uS/cm?

A: We have to find mass percent of an unknown NaCl solution with a conductivity of 1,566 uS/cm.  Given…

Q: A solution was prepared by dissolving 1210 mg of K3Fe(CN)6 (329.2 g/mol) in sufficient water to give…

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

Q: 2. Boil 1 L of distilled water for 5 min to expel CO2. Pour the water into a polyethylene bottle,…

A:

Q: 115 milliliters are required to prepare 900 ml of 2.00 M H2SO4 (98.1g/mol) from the commercial…

A: Given that, 115 milliliters are required to prepare 900 ml of 2.00 M H2SO4 (98.1g/mol) from the…

Q: General, Organic and Biochemistry - Laboratory Manual 3. a) How would you record the following…

A: The shown reading is in between 8 to 9.  It is further divide in to ten digits. The second decimal…

Q: A 1.5L nitric acid solution was prepared by mixing 5mL of concentrated nitric acid (SG = 1.42) with…

A: Volume of final solution = 1.5 L  Volume of nitric acid taken = 5 mL

Q: 30. A concentrated solution of an acid  has the m/m% of 88.0% and density 1.20 g/mL.  Calculate the…

A: Given,  A concentrated solution of an acid  has the m/m% of 88.0% and density 1.20 g/mL. and the…

Q: Dilutions : M,V1 = M2V2 1. If I dilute 350 mL of a 0.40 M CaCl, solution to a volume of 530 mL, what…

A: 1) Intial concentration = M1 = 0.40 M      Intial Volume = V1 = 350 mL      Final concentration = M2…

Q: 150 140 130 120 110 100 90 80 70 60 50 40 30 XCIO3 10 -Ce₂(506)s D Đ 10 20 30 40 50 60 70 80 90 100…

A:

Q: 115 milliliters are required to prepare 900 mL of 2.00 M H2SO4 (98.1g/mol) from the commercial…

A: Given, volume of H2SO4 = 900 mL = 0.9L              V1Molarity of H2SO4 = 2.00M   M1Volume of…

Q: 11. A solution is made by dissolving 15.0 mL HOCH;CH,OH (density = 1.09 g/mL) into 200.0 mL CH;OH…

A:

Q: An unknown sample containing a mixture of NaCl and Na2CO3 was analyzed to determine the %…

A: Here we have to determine the percentage of Na2CO3 in the mixture by given volumetric analysis data…

Q: From 0.8 av lb of 20% w/w KOH solution 142 86.2 121 72.6 g of 12 percent w/w KOH may be produced.

A:

Q: Commercial hydrochloric acid is 12.1 M. What volume of commercial HCI solution should be used to…

A: Given: Concentration of commercial hydrochloric acid(C1)=12.1M Concentration of dilute hydrochloric…

Q: What is the molarity of the solution prepared by diluting 27.4 mL of 2.10 M AgNO3 to the final…

A: Molarity is defined as number of moles of solute divide by volume of solution

Q: please highlight the correct answer

A: The expression for dilution (d) in terms of the ratio of volumes is determined as follows:

Q: the bottle is labeled 174.3mg of Fe(NH4)2(SO4)2•6H2O in 1.000 liter, what is the concentration in…

A: The parts per million unit is equal to the milligrams per liter. 1 ppm=mg/L Molar mass of…

Q: Prepare 1500mL of 0.5N H2SO4 solution with specific gravity of 1.84g/mL and assay of 97%. Write…

A:

Q: Four different solutions were prepared in the laboratory. One was prepared by dissolving 28 g of…

A: Few questions based on mole concept, which are to be accomplished.

Q: CALCULATE FINAL CONCETRATION INCLUDE UNITS AND 2 SIG FIGS A 43.5 mL sample of an 7.5 %(mm/vv) KBr…

A: Given : Volume of sample, V1= 43.5 ml Mass by volume percentage of kbr solution =7.5% Final volume,…

Q: When a Vitamin C (ascorbic acid; MM = 176.12 g mol-1) tablet is crushed, dissolved and titrated with…

A: we will establish the stoichiometric relation between the reactant and product

Q: Four different solutions were prepared in the laboratory. One was prepared by dissolving 28 g of…

A: Since you have asked multiple questions, we will solve the first three sub-question for you. If you…

Q: Prepare 1500mL of 0.5N H2SO4 solution with specific gravity of 1.84g/mL and assay of 97%. Write the…

A:

Q: Find tha density of 1.19 g/ml and contains 37.0e molarity of Solution of Hcl that has (w/w %) How…

A: Given , Density of HCl=1.19 g/mL Solution concentration=37%(w/w)

Q: 5. An ethanol-water solution is prepared by dissolving 10.0mL of ethanol, C2H5OH (density= 0.789…

A: As per our guidelines, I can only answer first three sub-parts of the question.  Concentration of…

Q: Preparation of standard ethylenediaminetetraacetic acid copper(II) disodium salt solution Mass of…

A: For the ethylenediaminetetraacetic acid copper (II) disodium salt solution : Mass = 0.613 g Molar…

Q: Commercial perchloric acid is an aqueous solution containing 70% by mass HCIO, (100.46 g mol") and…

A: Mass percentage or percentage by weight is one of the concentration terms that indicates the mass of…

Q: Show your complete solution and round-off your answers to four decimal places.   A 0.1093-g sample…

A: Number of mmol = Molarity x Volume (mL) Na2CO3  +  2AgNO3  ----->  2NaNO3  +  Ag2CO3 KSCN  +…

Q: 2- A solution of concentrated HCl has specific gravity of 1.185 and percentage is 36.5 % (w/w) HCl.…

A: Formality is concentration term, it is the number of formula mass in grams present in one liter of…

Q: Use only 1 decimal point (X.X) for all atomic weights. What will be the final molarity of 10.0 mL of…

A: GivenVolume of the intital solution = 10.0mlMolarity of the solution = 12.0MVolume of the diluted…

Q: A chemist attempts to prepare some very pure crystals of borax by dissolving 100g of Na2B4O7 in 200…

A:

Q: 1. Which solution-0.50 M NaCl or 0.25 M SrCl₂-has the larger concentration when expressed in mg/mL?…

A:

Q: 1) KOH and NaOH are dissolved in water to form a 2.48 molar solution. If 42.9 g of NaOH are used and…

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

Q: How many milliliters of a stock solution of 7.00 MM HNO3HNO3 would you have to use to prepare 0.170…

A: Write the equation, M1V1=M2V2 where M is the molarity and V is the volume.

Q: Suppose you will prepare a 1:1 by ass NaOH solution using 30g NaOH of 97% purity (density=2.13g/mL).…

A: Weight percent Solution: Simply it is the amount of solute in grams per 100 grams of solution.…

Q: Q7\ How to prepare 20 ML of 0.1 N of H2SO4, if the density 1.8 g/ml & percentage 97%m.wt of H2SO4…

A: 0.0561 mL of H2SO4 is required to mix with water to make the final volume of 20 mL for the…

Q: I need to make a solution containing 0.025 grams per liter. However, I do not want to weigh 0.025…

A: Given : Final concentration of solute required = 0.025 g/L. Final volume of solution required = 1000…

Q: A 32.5 mL sample of an 5.6 % (m/v) KBr solution is diluted with water so that the final volume is…

A:

Q: Use the information given to find the answer  Part A.) 6MM IN 25 mol of hexane (g)  (Keep in mind…

A: Given the experimental information, we can calculate the desired unknowns.

Q: Part 1: A solution of sulfuric acid was made by dissolving 20.0g of 98% sulfuric acid in 250mL of…

A: "Since there are multiple questions and it is not mentioned that which one has to be solved so I am…

Q: One milliliter of a certain KMnO4 solution will completely react with 0.3400 g FeSO4: Fe2+ + MnO4…

A: The balanced reaction can be written as MnO4-+5Fe2++8H+→5Fe3++Mn2++4H2O 55.8 g/mol is the molar mass…

Q: A calibration curve of NaCl conductivity (y-axis) vs concentration (mass percent, x-axis) is made.…

A:

Q: When a Vitamin C (ascorbic acid; MM = 176.12 g mol-1) tablet is crushed, dissolved and titrated with…

A: Given data,Molarity of KIO3=0.0340MVolume of KIO3=29.80mLMolar mass of ascorbic acid=176.12g/mol

Q: 1. A 0.10 M HNO3 solution will be prepared from concentrated HNO3. a. Using the method outlined in…

A: Given, density =1.42 g/ml  70% by mass HNO3 is given  Molarity =?  Molar mass of HNO3 = 63g/mol

Q: Cesium chloride is used to prepare dense solutions required for isolating cellular components with…

A: Given: Percent by mass of CsCl = 40.0 % And density of solution = 1.43 g/mL. Assuming 1 L i.e. 1000…

Q: 0.0001 0.8859 140 22.1214 What is the molarity of the fourth solution?

A: GIVEN Molarity Molarity (M) is the amount of a substance in a certain volume of solution. It is also…

Q: 115 milliliters are required to prepare 900 mL of 2.00 M H2SO4 (98.1g/mol) from the commercial…

A: Given: Concentration of commercial H2SO4 (w/w) = 96.5 %  Volume = 115mL New solution of 900mL of 2M…