An antiseptic solution contains hydrogen peroxide, H2O2, in water. The solution is 0.833m H2O2. What is the mole fraction of hydrogen peroxide?

Q: The van der Walls attraction between similar colloidal particles in a solvent is always smaller than…

A: Vanderwaals forces are the interactive forces between similar particles and molecules of matter.

Q: Calculate the mole fraction of the total lons in an aqueous solution prepared by dissolving 0.400…

A: The ionic equation can be written as: The concept is based upon the mole fraction. The term mole…

Q: In a 71.0-g aqueous solution of methanol, CH_0, the mole fraction of methanol is 0.220. What is the…

A: Since 71 g aqueous menas solution of methanol means mass of methanol is 71 g. First of all we will…

Q: In a 55.0-g aqueous solution of methanol, CH40, the mole fraction of methanol is 0.110. What is the…

A:

Q: A solution is made by mixing 67. g of acetyl bromide (CH,COB1) and 103. g of heptane (C,H16).…

A: Given: mass of acetyl bromide=67 gmass of heptane=103 g To find: The mole fraction of acetyl bromide…

Q: What are the mole fractions of HNO3 and water in a concentrated solution of nitric acid (68.0% HNO3…

A: Solution contains 68.0% HNO3 by mass. Thus, 100 g HNO3 solution contains 68.0 g HNO3 and 32 g (100 g…

Q: In a 54.0-g aqueous solution of methanol, CH4O, the mole fraction of methanol is 0.220. What is the…

A: mole fraction : It is the ratio of moles of a particular component to that of the total moles of…

Q: A student takes 58.6 grams of ethanol and adds 54 grams of water to it.  What is the mole fraction…

A: Given information:Mass of ethanol = 58.6 gMass of water = 54 g

Q: In a study designed to prepare new gasoline-resistant coat-ings, a polymer chemist dissolves 6.053 g…

A:

Q: Calculate the mole fraction of nitric acid of a 14% by mass aqueous solution of nitric acid

A: Given : Aqueous solution of nitric acid means the solvent is water. And percent by mass of nitric…

Q: An aqueous solution is 12.0 % by mass ammonia, NH3, and has a density of 0.950 g/mL. The mole…

A: The aqueous solution only has ammonia and water in it. Assume a total mass of 100 g Meaning mass of…

Q: Sucrose is a covalent compound that has the formula C12H22O11. What is the mole fraction of sucrose…

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Q: An aqueous solution is 22.0 % by mass silver nitrate, AGNO3, and has a density of 1.22 g/mL. The…

A: The relative quantities of substances present in a mixture is determined using mole fraction, the…

Q: What is the mole fraction of methanol, CH3OH, in an ethanol solution, C2H5OH, that is 4.25 m…

A:

Q: A solution is prepared by mixing 200.0 g of water, H2O, and 300.0 g of ethanol, C2H5OH. Determine…

A: Mole fraction of water and ethanol calculated below

Q: A chemist combined chloroform (CHCl3)(CHCl3) and acetone (C3H6O)(C3⁢H6O) to create a solution where…

A:

Q: The mole fraction of potassium nitrate, KNO,, in an aqueous solution is 1.19x102. The percent by…

A: Percent by mass can be calculated as:-

Q: You have a solution which is 44.3% by mass isopropyl alcohol (MM = 60.11 g/mol) in water. The…

A: Mole fraction is given by mole of one solute divided by sum of number of moles of solute and…

Q: You have a solution which is 44.4% by mass isopropyl alcohol (MM = 60.11 g/mol) in water. The…

A: Given data,m/v% of isopropyl alcohol=44.4%Molar mass of isopropyl alcohol=60.11g/molDensity of…

Q: 8) Determine the mole fraction of LiCl in a 14.3051 wt % aqueous solution of LiCl.

A: The question is based on the concept of solutions. we have been given mass percentage. this is…

Q: The mole fraction of sodium bromide, NaBr, in an aqueous solution is 7.36×102. The percent by mass…

A: According to the mole concept, in terms of mass, the amount of substance in moles is equal to the…

Q: What is the mole fraction of acetic acid in vinegar? Vinegar is an aqueous solution that contains…

A: Given:5.00% by mass acetic acid in vinegar.Molar mass of acetic acid = 60.1 g/mol.Assume that we…

Q: C3⁢H6O) to create a solution where the mole fraction of chloroform, ?chloroform,χchloroform, is…

A:

Q: 1. a. How many grams of potassium nitrate is added to 250.0 g of water to prepare a 15.0% potassium…

A:

Q: Caffeine (C8H10N4O2) is a stimulant found in coffee and tea. If a solution of caffeine in the…

A: Given: Concentration in molality of caffeine = 0.0500 m Assuming 1 Kg i.e. 1000 g of the solvent…

Q: Two volatile substances are mixed with one another so that substance A has a mole fraction of 0.89.…

A: Sum of mole fractions in a mixture can be taken as 1 Mole fraction of A = 0.89 Mole fraction of B =…

Q: What is the mole fraction of water in 200g of 89% by mass ethanol solution?

A: Mass percent of ethanol = 89 % Mass of solution = 200g Calculate the mass of ethanol in 200 g of…

Q: The van der Walls attraction between similar colloidal particles in a solvent is always bigger than…

A: Vanderwaals forces are the interactive forces between similar molecules of a matter and depend on…

Q: A chemist combined chloroform (CHCl3)(CHCl3) and acetone (C3H6O)(C3H6O) to create a solution where…

A: Chloroform and acetone solution whose molarity is to be determined.

Q: A solution is prepared by mixing 2.18 mol C-H16, 3.73 mol C3H18, and 4.56 mol C9H20. What is the…

A: No.of mole of C7H16 = 2.18 mol No.of mole of C8H18 = 3.73 mol No.of mole of C9H20 = 4.56 mol Mole…

Q: A solution that is 33.6% by mass of phenol (CEHSOH) in water is prepared. What is the mole fraction…

A:

Q: A 5.2 molal aqueous solution of methyl alcohol, CH3OH is supplied. What is the mole fraction of…

A: The mole fraction is defined as the number of moles of a particular component is divided by total…

Q: A bottle of rubbing alcohol contains 75% by mass 2-propanol (C3H8O) in water. What are the mole…

A: Given data: Concentration of solution = 75% by mass  Formula used: Mole fraction=Moles of…

Q: 2 Calculate the mole fraction of sulfuric acid ( H2SO4) in 8% by mass aqueous (H2SO4) solution.

A: given 8% H2SO4 by mass in H2SO4 solution. Mass % = mass of solute/mass of solution

Q: MOLE FRACTION AND DILUTION What is the mole fraction of solute and solvent in a solution prepared…

A: Mole fraction of any component is given by the following equation: Mole fraction=number of moles of…

Q: 4. Determine the mole fraction of Methanol, CH3OH in a solution prepared by dissolving 4.5 g of…

A: Given: The mass of methanol in the solution = 4.5 g The mass of water in the solution = 40 g We have…

Q: A solution was made by mixing benzene ( C6 H6) and carbon tetrachloride ( CCL). Given that the mole…

A: The solution is made by mixing benzene and carbon tetrachloride together. The mole fraction of…

Q: A solution was prepared by dissolving 120 g of NaCl in 250 g of H2. What is the mole fraction of…

A: Given, A solution was prepared by dissolving 120 g of NaCl in 250 g of H2.  Mole fraction can be…

Q: what is the mole fraction of ethyl alcohol(C2H5OH) in an aqueous solution of ethyl alcohol that is…

A: Mass percent : mass percent is the mass of solute in 100 grams in a solution.  For example : 3%…

Q: A solution is made by mixing 97. g of acetyl bromide (CH,COB1) and 146. g of heptane (C,H16).…

A: Given that : Mass of acetyl bromide (CH3COBr) = 97.0 g Mass of heptane (C7H16) = 146.0 g Mole…

Q: Assuming that strontium nitrate, Sr(NO3)2, forms an ideal solution in water, the van’t Hoff factor…

A:

Q: What is the mole fraction of 21% by mass of glucose (180 MM) aqueous solution?

A:

Q: What mass (g) of sodium nitrate must be added to 500 ml of water to prepare a solution that is…

A:

Q: A 30.0 mL sample of this aqueous HX solution freezes at – 0.186 oC. What is the molar mass of HX?

A: Molality is a measure of number of moles of solute present in 1 kg of solvent.

Q: A dilute solution of acetic acid produced by fermentation and oxidation of natural carbohydrates is…

A: Mole fraction of solute is the ratio of moles of solute to the total number of moles solute and…

Q: How many milliliters of water must be added to 18.5 g of C6H12O6 in order to obtain a solution with…

A: We have to predict the mass of water needed.

Q: A dilute solution of acetic acid produced by fermentation and oxidation of natural carbohydrates is…

A: Given, Mass of acetic acid = 48.7 g Mass of water = 68.1 g Mole fraction of acetic acid =?

Q: In a 64.0-g aqueous solution of methanol, CH4O, the mole fraction of methanol is 0.110. What is the…

A: Weight of solution = 64 g Moles of Methanol = x Moles of Water = y Mole Fraction of Methanol…

Q: Concentrated aqueous ammonia contains 1.06 mol dissolved in 2.44 mol H2O. What is the mole fraction…

A: Given, Moles of ammonia (nNH3) = 1.06 mol Moles of water (nH2O) = 2.44 mol Mole fraction Ammonia…