(Q61) What is the mole fraction of solvent of a solution in which 2.17 grams of liquid benzene (C6H6) has been added to 609 grams of liquid hexane (C,H14)? (4 sf)

Q: Sketch the cooling curves for the isopleths a and b in Fig. 5.4.

A: Interpretation: The cooling curves for the isopleths a and b in Fig. 5.4 are to be sketched.…

Q: What is the solubility, in g solute/100 g H2O, if 10.356 g of a compound was dissolved in 8.98 g of…

A: Solubility can be expressed as mass of substance (m) per unit volume  (V) or per unit mass of…

Q: Commercial nitric acid is 16.0 M HNO3(aq) and has a density of 1.42 g mL-1. What is the mole…

A:

Q: 6-10. What is the percent concentration of rubbing alcohol in a solution that contains 300 g of…

A: The mass of the rubbing alcohol = 300 g The mass of the solution = 500 g

Q: The partial molar volumes of two liquids A (M = 241.1 g mol1) and B (M = 198.2 g mol1) in a mixture…

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Q: 5-7: A 10.34 molal aqueous nitric acid solution was prepared. (Density of nitric acid = 1.51 g/mL,…

A: Hi, since you have posted multiple questions. We will answer very first questions. Kindly repost the…

Q: Assuming that A is 0.458, b (cm) is 1.00, c (Molarity) is 1.2 x 10^-3, molecular weight is 300…

A: Given data,Absorbance(A)=0.458Length(b)=1.00cmMolarity(C)=1.2×10-3MMolecular weight=300g/mol

Q: V = 127 mL at 273 K; V = ? Ml at 373 K

A: At constant pressure, the volume of the gas increases with an increase in temperature. According to…

Q: 100 90 80 NaNO 70 60 CaCl 50 Pb(NO O 40 KCI NaC 30 20 KCIO 10 Ce,(SO 10 20 30 40 50 60 70 80 90 100…

A: a) Given that,  Amount of KCl added in 100 g water at 20°C = 50 g Solubility of KCl in 100 g at 20°C…

Q: What is the Oxygen saturation in water with a salinity of 10,000 mg/L at 15 °C ? Use water density…

A: given : salinity = 10000 mg/L at 15°C density of water = 1000 kg/m3 degree of saturation = dissolved…

Q: What is the molar concentration of a 27% acetone (CH3COCH3) solution?

A: Given: (w/v)% of acetone = 27%

Q: Q. 2 Calculate the final concentration if 3L of 4 M of NaCl and 5 L of 2.5 M of NaCl are mixed.…

A:

Q: A solution of ribose (C5H1005, 150.13 g/mol) has a concentration of 6.00%(w/v). What is the molarity…

A: Given, weight/volume percentage of ribose solution = 6.00 %  We know that, weight by volume…

Q: How do you prepare a 500mL solution of 3.0M H3PO4 from a concentrated solution that has a specific…

A: Dilution :-  If a solution of molarity M1 and volume V1 is diluted by adding water to a solution of…

Q: 3. Ms Lauren R. Davis prepared three aqueous solutions of sucrose (C12H22011) in proportions as…

A: Exp 2molar mass of sucrose=342.3g/molNo. of moles of sucrose=given massmolar…

Q: 3. Which of the following statement/s is/are correct? I. 3.00 N H2SO4 is equivalent to 6.00 M H2S04.…

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Q: How many microliters of a 100 µM NaOH solution would be needed to provide 148 ng of NaOH for a…

A:

Q: 3. The density of acetonitrile, CH,CN, is 0.786 g/mL, and the density of methanol, CH,OH, is 0.791…

A: Given: Density of CH3CN = 0.786 g/mL. Density of CH3OH = 0.791 g/mL. Volume of CH3OH added = 20.0 mL…

Q: How many liters of stock 5% w/v H2O2 (MW 34) are needed to make 300 mL of 450 mM solution?

A: Given data:

Q: find the Normality: 0.4 M H2CO3

A: Basicity is defined as number of moles of H+ replaceable  H2CO3 is called  carbonic acid  and it's…

Q: Calculate the ΔMG when mixing 2 mols H2 at 25ºC and 4 mols N2 at 25 ºC , being both of them at the…

A: For an ideal gas mixture,ΔMG = -T ΔMSwhere ΔMS = -nR (x1 lnx1 + x2 lnx2)  x1 and x2 are mole…

Q: 4S + 30, + 2H,0 2H,SO, Sulfuric acid is a very important chemical and an indicator of a nation's…

A: The complete balanced equation = 4S + 3O2 +2H2O →2H2SO4Mass of sulfur = 15.0gMolar mass of sulfur =…

Q: How much volume of ethanol to be used in each of the following situations: (Ethanol, 99.0 % v/v…

A: Percentage purity of ethanol = 99.0 % Density of ethanol = 0.789 g/mL…

Q: When 1 mole of water is added to an infinitely large amount of an aqueous methanol solution having a…

A: Here , given that when 1 mole of water is added to an infinitely large amount of an aqueous methanol…

Q: 5. You make a calibration curve using dilute concentrations of dye and determine the equation of the…

A:

Q: Multiple Choice 2. What is the mole fraction of NaOH in a solution that is made by dissolving 8.0g…

A: Mole fraction is calculated as,  xA=No. of moles of ATotal no. of moles We have given that we have…

Q: 5. NO, at 60*C_and 2 MPa

A: Value of R = 8.314 J/K/mol M.M of NO2 = 46 (Convert all units in SI unit)

Q: Given the following information, how would you calculate the partial pressure of toluene vapor?

A: The Henry’s law is given below.

Q: Q1: calculate the density of solute (10 ml benzene) in liquid mixture if the mole fraction of…

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

Q: The molecular weight of KCl is 74.55. In microlitres, what volume of a stock solution of 25% KCl…

A:

Q: A glass of cola is fizzy because carbon dioxide, CO2, has been dissolved in it under pressure. When…

A: The amount of gas that a saturated drink contains is 1.5 g per L. According to this data, a 500 mL…

Q: B. Determine the following: Pm, Py, Pm/v, XA, m, and M if 107.125 grams NaOH is dissolved in 480 mL…

A:

Q: 5-7: A 10.34 molal aqueous nitric acid solution was prepared. (Density of nitric acid = 1.51 g/mL,…

A: Given data: Molality of nitric acid = 10.34 m Density of nitric acid = 1.51 g/ml Density of water =…

Q: 1. Determine the percentages of each element in benzoic acid in terms of: a. percent by weight b.…

A: Given: Benzoic acid i.e. C6H5COOH.

Q: What willl be the Molar concertration of the 306.29  HCl solution prepared from 3 mL of concentrated…

A: To solve this problem we will first calculate mass of HCl . Then number of mole  HCl will be…

Q: How many (a) millimoles, (b) milliequivalents, and (c) milliosmoles of calcium  chloride (CaCl2 .…

A: How many (a) millimoles, (b) milliequivalents, and (c) milliosmoles of calcium  chloride…

Q: A river pollutant is found to have a concentration of 0.0031 % m/v. If the density of the river…

A: Given  %(m/v) = 0.0031 %  density of solution = 1.183 gram/mL  Concentration of the pollutant in ppm…

Q: Normality of 100 mL of 1.17% (w/v) CaC12 is . .

A: Normality is defined as the gram equivalent of solute dissolved in a liter of solution. The formula…

Q: The solubility of N2in blood is a serious problem for divers breathing compressed air (78% N2by…

A: Henry’s law describes the relationship between particular gas's solubility and gas's pressure. At…

Q: In the following reaction calculate 1 point and find the normality when it is 1.0 M H3PO4? Given…

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Q: What is the primary standards and its amounts, and indicators used for the Volumetric Solution (VS):…

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Q: 5-7: A 10.34 molal aqueous nitric acid solution was prepared. (Density of nitric acid = 1.51 g/mL,…

A: Given data: Molality of nitric acid solution = 10.34 m Density of nitric acid = 1.51 g/mL Density of…

Q: 4 a)The mole fraction of iron(III) nitrate, Fe(NO3)3, in an aqueous solution is 6.42×10-2 . The…

A: The composition of a mixture can be expressed in different units like mole fraction, mass percent,…

Q: The solubility of sodium acetate at 20 °C is 46.5 g per 100 grams water. When 50.0 grams of sodium…

A: The solubility of sodium acetate at 20 °C is 46.5 g per 100 grams water. When 50.0 grams of sodium…

Q: A solution was prepared by mixing benzene (C,H6) and carbon tetrachloride (CCL4). Given that the…

A: Mole fraction of a species is the number of moles of that species divided by the total number of…

Q: What is the mole fraction toluene in a solution made by dissolving 5.00 g of toluene (C7H8) in 39.0…

A: Mole fraction is a ratio and therefore it do not have unit. The sum of mole fractions of all the…

Q: MOLE FRACTION AND DILUTION What is the molarity of carbonic acid solution if 78 ml of 5.2M…

A: Titration is the quantitative method of estimating the strength of the any component. Molarity is…

Q: mixture of NaOH, NaCL and MgCl2 contains 34.6% by mass chloride and 20.0% by mass hydroxide. What…

A: From the hydroxide mass we can calculate the moles of Hydroxide and hence the moles of NaOH. And…