4.1 mole of glucose and 5.4 mole of sodium chloride are dissolved in 35 mole of water. What is the mole fraction of water? Use three decimal places in your answer. (Molar masses glucose 180.0, sodium chloride 58.5 and water 18.0 all in g/mo

Q: The freezing point of water H,0 is 0.00°C at 1 atmosphere. A nonvolatile, nonelectrolyte that…

A: Introduction: The lowering of freezing temperature when a non-volatile solute is added to the…

Q: Which solution has a higher vapor pressure at 25 degress Celsius: 20.0g of glucose in 100.0mL of…

A: Given information: 20.0g of glucose in 100.0mL of water 2.0g of sucrose in 100.0mL of water Density…

Q: 10. What is the percent by mass of ethanol in a 5.000 m (molal) aqueous solution? The molar mass of…

A: Molality of the ethanol solution = 5.000 mpercent by mass of ethanol = ?molar mass of ethanol =…

Q: The freezing point of pure benzene (C₆H₆) is 5.49 °C. The freezing point of a solution made using…

A: Pure benzene (solvent) freezing point = Tp = 5.49 °C Freezing point of Solution = Ts = -13.0 °C Kf…

Q: You dissolve 10.0 g of benzaldehyde (molar mass = 106 g/mole) in 100. g of benzene. You know that…

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Q: What is the mass percent of NaCl when 5.00 g of NaCl is dissolved in 95.0g of water?

A: Mass percent is one of the methods to express the concentration of a solution . It is calculated by…

Q: Electrolytes exert a higher osmotic pressure than non-electrolytes for a reason.

A: In the above question the factors responsible for the variation of the osmotic pressure are…

Q: 6.) Calculate the molality of the solution (m) Use the equation: Tf (solution) – Tf (solvent) = –i…

A: Molality = number of moles of solute ÷ mass of solvent in kg

Q: A solution is prepared by dissolving 0.77 molof MgCl2 in 0.50 kg of water. How many moles of ions…

A: #Part-A: MgCl2 being a soluble ionic compound is completely dissociated in water to give 1 Mg2+(aq)…

Q: In aqueous solution of nickel(II) bromide has a concentration of 0.134 molal. The percent by mass of…

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

Q: How can I find Molality by using the Density of a chemical compound?  I know m=mol/kg, but I always…

A: First we need to find out density. density = mass / volume   moles = mass/ molar mass   molality =…

Q: Ascorbic acid (vitamin C, C6H8O6C6H8O6) is a water-soluble vitamin. A solution containing 81.0 g of…

A:

Q: While processing data, a student determines that the value of ATf for a solution is 7.2°C. If Kf for…

A:

Q: Thyroxine, an important hormone that controls the rate of metabolism in the body, can be isolated…

A:

Q: 035 (part I of 2) The freezing point of an aqueous solution that contains a non-electrolyte is…

A: The question is based on the concept of solutions. depression in freezing point is a colligative…

Q: What is the formula of molality? a. moles solute / L of solution O b. moles of solute / kg of…

A:

Q: What is the molarity of a 2.00 molal solution of fructose in water, if the density of the solution…

A: Molality of the fructose solution = 2.00 molal = 2.00 mol/kgDensity of the solution = 1.20 g/mLmolar…

Q: Determine the boiling point of a solution which contains 0.21 mol of sucrose in 98 g of water. (For…

A:

Q: A 3.40-g sample of a mixture of naphthalene (C₁₀H₈) and pyrene (C₁₆H₁₀) is dissolved in 35.0 g…

A: Assuming mass of naphthalene in the mixture is y. Hence mass of pyrene = mass of mixture - mass of…

Q: If dissolving 1.5 g of a solute into 100 mL of water caused the temperature of the solution to…

A: The objective of the question is to predict the change in temperature if the amount of solute is…

Q: If dissolving 1.5 g of a solute into 100 mL of water caused the temperature of the solution to…

A: The formula of elevation in boiling point is:Here,  is the increase in boiling point, Kb is the…

Q: If dissolving 1.5 g of a solute into 100 mL of water caused the temperature of the solution to…

A: The formula of elevation in boiling point is:Here,  is the increase in boiling point, Kb is the…

Q: What molality of NaCl is required to increase the boiling point of 500 g of water to 105°C? (K, is…

A: Given: The boiling point of the solution = 105°C Mass of water = 500 g Standard data: Kb for…

Q: A 3.03-gram sample of a compound is dissolved in 250. grams of benzene. The freezing point of this…

A: We can use the formula: ΔT = Kf x m where ΔT is the change in freezing point, Kf is the freezing…

Q: The boiling point of water is 100.0°C at 1 atmosphere. How many grams of silver acetate (166.9…

A: Answer:- This question is answered by using the simple concept of elevation in boiling point. Using…