The freezing point of the following mixture is 1. and the boiling point for the following mixture is 2. 0.44 m glycerol (C3H8O3) in ethanol (CH3CH2OH) Freezing Point of ethanol = -114.6°C, Boiling Point of ethanol = 78.4°C Kf ethanol = 1.99°C/m Kp ethanol = 1.22°C/

Q: Calculate the freezing and boiling point of a solution containing 10.0g of naphthalene (C10H3) in…

A:

Q: 6) Dissolving 3.0 g of CaCl2(s) in 150.0 g of water in a calorimeter at 22.4 °C causes the…

A: Solution The reaction is said to be an exothermic reaction, when the heat of the solution is…

Q: The freezing point of organic compound A is approximately 138°F below zero. The freezing point of…

A: The detailed answer is attached below.

Q: How many calories of heat are produced or absorbed when a solution of HF and KOH are mixed resulting…

A: Given: Mass of solution= 42.0 gInitial temperature, Ti = 22.5°CFinal temperature, Tf =…

Q: What volume of ethanol in milliliters (density = 0.7893 g/cm3) should be added to 427 mL of water in…

A: dddxxx The amount of substance dissolve in a given volume of solution is called density of the…

Q: What is the boiling point of the automobile radiator fluid prepared by mixing 1.04 Lof ethylene…

A: We know that ∆Tb = Kb.m = Kb.(1000W2)/(M2W1) ..(1) Here, Kb = 0.520 °C/m, W2 = weight of solute =…

Q: The heat of solution of ammonium nitrate is 26.2 kJ/mol. When ammonium nitrate solid is dissolved in…

A: Endothermic reaction: The reaction in which heat energy is absorbed by the system from the…

Q: 13.6 g of solid ammonium nitrate (NH4NO3, molar mass 80.052 g/mol) is dissolved in 120 mL of water.…

A:

Q: If you touch the sides of a beaker containing NaOH being dissolved, will it feel warm or cold to…

A: There are two types of reaction involving heat exchange- 1. Exothermic Reactions 2. Endothermic…

Q: A 10.5 g sample of an ionic compound with a molar mass of 163 g/mol was added to water to form 65.2…

A: Given data: Mass of ionic compound = 10.5 g Mass of solution = 65.2 g Density of solution = density…

Q: 2. Drawing the Cooling Curve for Salol Cooling Curve for Salol 80.0 70.0 60.0 50.0 40.0 30.0 20.0…

A: Given that the cooling curve for salol

Q: (Q66) At what temperature (°C) will a solution that contains 70.4 grams of the nonelectrolyte…

A: Mass of ethylene glycol = 70.4g  Mass of water = 632 g  Boiling point of pure water = 100°C

Q: How much energy is given off when 563.8 g of NaCl solidifies at its freezing point of 801C

A:

Q: List the Enthalpy changes accompanying the solution process?

A: ANSWERE IS DISCUSSED BELOW :

Q: Ethanol (Kb = 0.374 °C/m) typically has a boiling point of 78.3°C. What will be the new boiling…

A: The elevation is boiling point is given by  ΔTb = Kb X m X i where m = molality of solution = moles…

Q: 3. (a) The Lattice enthalpy for the solid ionic compound AgBr is +900. kJ/mole.     Write the…

A:

Q: Which is colder, dry ice (solid Co2) subliming -78.5°F or ethyl alcohol freezing at 179°F

A: Thus, while cooling, the temperature of any body exponentially approaches the temperature of the…

Q: 2.503 g of ammonium chloride NH4CI are added to a calorimeter cup containing 25.30 g of water at…

A: ∆Hdissolution = -qsolution Heat loss by the solution,  q = m. c . ∆T m is the mass of water c is…

Q: 3 atm of SO2 (g) and 3 atm of CO2 are present in different sealed containers with 1 L of water in…

A: Option d) is the correct choice.  Because solubility of gases are inversely proportional  or…

Q: 3. Which of the following substances would you expect to have the biggest effect on the freezing…

A: The temperature at which liquid phase of solution is converted into solid phase is known as freezing…

Q: Magnesium chloride is often used to melt ice on sidewalks. Considering that the solubility of…

A:

Q: A crystalline white solid is a mixture of glucose and sucrose.is it possible that a ten grammes…

A: It possible that a ten grams sample of the solid dissolved in hundred grams of water might have a…

Q: Sodium chloride, the table salt (NaCl) is added in cooking to enhance the flavor of the food. When…

A:

Q: The solubility of lead nitrate at 100 degrees Celsius is 140.0g/100g water. A solution at 100…

A: Solubility of Pb(NO3)2 at 100˚C = 140.0 g/100 g water Considering solubility to be 44 g in 38.0 g of…

Q: The high specific heat of water explains why climates on land near bodies of water are moderate.…

A: Please find your solution below : Specific heat of a substance is defined as the amount of heat…

Q: 5. A substance is more soluble in cold water than in hot water so: a. The enthalpy of the solution…

A:

Q: Calculate the quantity of heat (in calories) needed to change 50 g of 0 deg C ice into steam at 100…

A: It includes the scenario:-  50g ice at 0°C ----> 50 g water at 0°C ----> 50 g water at 100°C…

Q: The active ingredient in many commercial antifreezes is ethylene glycol (C2H6O2). If you wish to…

A: Given : Volume of water = 1 L And temperature of the solution = -25 oF. The temperature in °C is…

Q: small.unt of sodium chloride (NaCl) is dissolved in a large amount of water. Imagine separating this…

A: The process by which a solid substance breaks down to corresponding ions is called dissociation.…

Q: You are making homemade ice cream and can use either 200 g Ice Melt (CaCl2) or 200 g rock salt…

A: Lowering of freezing point can be understood with the relation, ∆Tf=iKfCm Using the values provided…

Q: 2. An unknown solid Y was dissolved in water resulting to a decrease in temperature of its…

A:

Q: student combines 0.19 g of Mg metal with HCl and gets a final V of 0.25 L which completely reacts…

A: The solution is as follows:

Q: The active ingredient in many commercial antifreezes is ethylene glycol (C2H6O2). If you wish to…

A:

Q: Is there a difference between the melting point and the freezing point of a pure substance in a…

A: Melting point is the temperature at which a solid substance gets converted into its liquid state at…

Q: Magnesium chloride is often used to melt ice on sidewalks. Considering that the solubility of…

A: The melting point is calculated as, ΔT = iKf m Kf = 1.86 oC/m i = Vant Hoff factor For MgCl2, i = 3

Q: Sodium chloride, the table salt (NaCl) is added in cooking to enhance the flavor of the food. When…

A:

Q: 8) The freezing point of methane is -295°F and the boiling point is -263°F. The tem re of the…

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

Q: Ethylene glycol [CH2(OH)CH2(OH)]is a common automobile antifreeze. The freezing point and boiling…

A: Freezing point = -8.09 oC Boiling point= 102.262oC

Q: 9. Engr. Tabor was given 0.6216 g of an unidentified solute. To identify the molecular weight of the…

A: Given: mass of solute = 0.6216 g volume of solvent (carbon tetrachloride) = 78.03 mL Boiling point…

Q: student mixes 20.0 g of a salt in 100.0 g of water at 20°C and obtains a homogeneous solution.…

A: Option d. KNO3 because it is unsaturated.

Q: Cinnamaldehyde (132.16 g/mol) is used as a flavoring agent. What mass of cinnamaldehyde must be…

A: The mass of cinamaldehyde added has to be calculated.

Q: Carbon dioxide gas will dissolve (or stay dissolved) in water when pressure is (high or low?)  .…

A: The solubility of a gas in a liquid increases with increase in pressure of the gas . The…

Q: The hydration of a hydrocarbon, but-2-ene, CAHS produces butan-2-ol, C4H100 as follows: Penghidratan…

A: Th enthalpy change of the reaction is equal to the sum of the energies of the different steps. The…

Q: The heat of solution of potassium acetate (KC2H3O2) in water is -15.30 kJ/mol. If 15.90 g of…

A:

Q: ind the boiling point of a solution that is made from mixing 6.50 g of vanilin (MW= 153 g/mol) in…

A: Solution is made up of two components which are solute and solvent. Solute is present in the minor…

Q: 25.  Dissolving 3.0 g of CaCl2(s) in 150.0 g of water in a calorimeter at 22.4 °C causes the…

A: Given, Mass of CaCl2 (mCaCl2)  = 3.0 g Mass of water (mw) = 150.0 g Initial temperature, TInitial =…

Q: Some people add salt to pasta water to cook the pasta faster by increasing the cooking temperature.…

A:

Q: Match the following units to their correct property: A Density of Solution B Molarity C…

A: Density is defined as the ratio of mass of a substance to its volume. The formula to calculate…