What is the molality of a 10.5 % by mass glucose (C6H12O6) solution? (The density of the solution is 1.03 g/mL.)

Q: Enter your answer in the provided box. The freezing point of benzene is 5.5°C. What is the freezing…

A: Given as The freezing point of benzene =5.5 oC Mass of napthalene=5.00 g Kf of benzene=4.90 oC/m

Q: The directions for using epsom salts in a bath say to add 105 grams of Mg50, 7H0 per liter of water.…

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Q: A 1.0 g sample of a molecular compound having a molecular weight of 100,000 g/mol is dissolved in…

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Q: What mass of sucrose (C12H22O11) should be combined with 501 g of water to make a solution with an…

A: In this question we have to calculate mass of sucrose ,  So by using the equation of osmotic…

Q: Calculate the molality of a solution containing 119g of glucose (CGH1206) in 2322 g of ethanol.…

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Q: Molality of iron(II) chloride in a solution is 3.958 mol·kg-1. What is the mole fraction of FeCl2 in…

A: Molality of FeCl2 is 3.958 molkg-1 it's meaning is 3.958mol FeCl2 dissolved in 1kg of water  So,…

Q: A solution contains 10.0 g pentane, CSH12, 10.0 g hexane, C,H14 and 10.0 g benzene, C.H6. What is…

A: Mole can be defined as a standard unit for measuring large quantities of very small entities such as…

Q: 0.550-gram sample of a nondissociating enzyme was dissolved in water at 25°C to yield 50.0 mL of…

A: Using osmotic pressure formula we can calculate molecular mass of enzyme. Formula is -…

Q: Calculate the molality, molarity, and mole fraction of FeCl3 in a 29.0 mass % aqueous solution (d =…

A: Given : Mass % of FeCl3 = 29.0 % And density of solution = 1.280 g/mL Assuming 1 Kg i.e 1000 g of…

Q: Aquepus solution has: solute = 55 mol%. MW solute = 46 g/mol. Solute- solvent mass ratio = ? (answer…

A: Given: Solute = 55 mol% Molecular weight of solute = 46 g/mol Molecular weight of solvent (water)…

Q: What is the molality of a solution consisting of 4.28 mL of carbon tetrachloride (CCI4; d = 1.59…

A: QUANTITATIVE UNITS: In chemistry, the entities which explain the concentration of a solution in…

Q: The freezing point of water H2O is 0.00°C at 1 atmosphere. A nonvolatile, nonelectrolyte that…

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Q: What

A: Molarity is defined as number of solute present in 1000 ml of solution . Mole=…

Q: Calculate the vapor pressure in millimeters of mercury for a 3.52 M KCI aqueous solution at 50°C.…

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Q: oblem Set » Unit 4 Q2 (2 parts) A solution of sodium thiosulfate, Na2S2O3, is 0.4203 M. 8.52 mL of…

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Q: Be sure to answer all parts. Calculate the molalities of the following aqueous solutions: (a) 1.076…

A: Relation between molality(m ) and molarity (M) :  m = 1000 M1000d- M. Mw  Here Mw is molar mass of…

Q: Calculate the molality of a solution that is prepared by mixing 35.5 mL of CH3OH (d=0.792g/mL) and…

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Q: Calculate the molality of a solution containing 250g of glucose (C6H1206) in 1045 g of ethanol.…

A: Given, Mass of glucose (C6H12O6) = 250 g Mass of ethanol = 1045 g = 1.045 Kg  Molality of the…

Q: Which of the following scenarios would have a greater osmotic pressure? a) 0.250 M lithium bromide…

A: Osmotic pressure - The external pressure applied on solution so the process of osmosis stops called…

Q: 2 attempts left Check my work Be sure to answer all parts. A solution contains 0.200 mol of NaCl…

A: Given that: Moles of sodium chloride in solution = 0.200 mol Moles of water in solution = 6.74 mol…

Q: (c) Pentane, C,H12, and hexane, C,H14, combine to form an ideal solution. At 25°C the vapor…

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Q: 8) Determine the freezing point of a solution that contains 63.8 g of naphthalene (C10H8, molar mass…

A: 8)  Given, Mass of naphthalene (C10H8) = 63.8 g Molar mass of naphthalene = 128.16 g/mol Volume of…

Q: Calculate the molality of a 0.845 M aqueous solution of cadmium bromide with a density, p= 1.029…

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Q: Practice Problem #1: What is the molality of a solution of 0.50 g of glucose, CgH12Os, 14.3 g of…

A: Practice Problem#1: Molality is defined as the number of solute per unit mass of the solvent in…

Q: Ethylene glycol (EG), CH₂(OH)CH₂(OH), is a common automobile antifreeze. It is water soluble and…

A: Elevation in boiling point and depression in freezing point are colligative properties which deals…

Q: Calculate the molality of a solution that is prepared by mixing 25.5 mL of CH3CH2OH (D = 0.789 g/mL)…

A: The mass of CH3CH2OH (solute) and the mass of CH3CH2CH2OH are determined as follows. mCH3CH2OH=0.789…

Q: Be sure to answer all parts. Calculate the molalities of the following aqueous solutions: (a) 1.19 M…

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Q: A 5 gram (NH4)2SO4 (MW = 132.14 g/mol) was dissolved to make 500mL solution. It found to have a…

A: Molarity(M) is defined as number of moles of solute in 1L of the solution. Molality(m) is defined as…

Q: how to find the molarity.

A: We have to find the molarity of dextrose solution

Q: A 6.2 M aqueous solution of a non-electrolyte (MW=120.0 g/mole) has a density of 1.24 g/ml. Answer…

A: We have 6.2 M aqueous solution of non electrolyte , solution has density of 1.24g/ml  We have to…

Q: 9. One source of error in this lab is the use of the ideal number 2 for i. The actual number is…

A: The solution is given below -