The active ingredient in many commercial antifreezes is ethylene glycol (C2H6O2). If you wish to protect your radiator down to –25°F, howmany grams of ethylene glycol should you add to each liter of water? First convert the temperature to degrees Celsius, use the Kfvalue of1.853°C/molal for water, and recall that the density of water is 1.00 g/mL.

Q: The heat of solution of potassium acetate (KC2H3O2) in water is -15.30 kJ/mol. If 14.40 g of…

A: Given data set:  Mass of potassium acetate = 14.40 g Volume of water= 560 ml = 0.56 L Initial…

Q: If 180 g of KNO3 is dissolved in 300 g of water at the same temperature, would the solution be…

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Q: a) Are there any intermolecular forces (IMF's) between water molecules and cyclohexane molecules?…

A: “Since there are multiple questions in this question and it is not mentioned that which one has to…

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: The total enthalpy change associated with forming a solution (ΔHsoln) can be broken down into three…

A: A solution is made up of two components: solute and solvent. To form a solution, the solute is added…

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

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Q: Mixtures of liquids whose boiling points are similar (separated by less than 70 °C) require…

A: Given that : We have to identify the distillation method used to separate the mixture of liquids…

Q: A certain substance X has a normal boiling point of 146.7 °C and a molal boiling point elevation…

A: T°b = 146.7°C  Tb = 150.1°C  Weight of solvent = 200 gm = 0.200 kg (1Kg =1000 gm) Kb = 2.06…

Q: Cyclohexanol 10 ml Mass of cyclohexanol 9.62 g – 0.053 mol Theroretical yield  cyclohexene–7.89g -…

A:

Q: A certain liquid X has a normal boiling point of 146.10°C and a boiling point elevation constant…

A: Normal boiling point of the liquid, Tb° = 146.10 oC Elevated boiling point of the liquid,  Tb =…

Q: What is the boiling point of the automobile radiator fluid prepared by mixing 1.02 L of ethylene…

A: Numerical based on elevation in boiling point.

Q: Ethyl chloride, C2H5CI, can be used as a local anesthetic. It works by cooling tissue as it…

A: Heat of vapourisation of ethyl chloride is 26.4 kJ/mol, which means that to vapourise 1 mol of ethyl…

Q: 1- A solution is prepared from 3 gm of NaOH and 75 gm of water. Kf -1.86 C/m, K, = 0.521 C/m and…

A: Answer..

Q: you add 1.00 kg of ethylene glycol (C2H6O2) antifreeze to 4450 g of water in your car’s radiator.…

A: Given that: Amount of ethylene glycol = 1.00kg Amount of water = 4450g Vont hoff's factor (i) = 1…

Q: In a calorimeter, 100.0 g of water, initially at 21.8 *C, is mixed with 0.300 moles of LiOH. After…

A: Given:Mass of water=100 gMoles of LiOH=0.300 molesInitial temperature=21.8oCFinal temperature=38.7oC

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

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Q: Alcohol-based hand sanitizers clean hands by killing many types of disease- Causing bacteria and…

A: Concentration of a solution can also be expressed in %(V/V) which is calculated by dividing volume…

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: A sample of seawater contains 1.3 g of calcium ions in 3,100 g of solution. What is rhe calcium ion…

A: PPM or Parts Per Million is a unit used to describe very small concentrations of a substance in a…

Q: Using the temperature of 25°C, is 28.0 grams of KNO3 in 300.0mL of water: saturated, unsaturated or…

A: Temperature given = 25°C Amount of KNO3=28g Volume of water= 300mL

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

A:

Q: What is the boiling point of the automobile radiator fluid prepared by mixing 1.11  L of ethylene…

A: Elevation in boiling point is colligative property that is depend on number of moles of solute but…

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: Four liquids are described in the table below. Use the second column of the table to explain the…

A: The temperature at which the solvent boils is increased by adding any non-volatile solute.The…

Q: A certain substance X condenses at a temperature of 108.9°C. But if a  950.g sample of X is…

A: Since condensation point is equivalent to boiling point. So we used the colligative property…

Q: The heat of solution of potassium acetate (KC2H3O2) in water is -15.30 kJ/mol. If 14.40 g of…

A: The given data contains, mass of KC2H3O2 =14.4 gVolume of water = 560 mlInitial temperature…

Q: (a) If a 500-mL glass beaker is filled to the brim with ethyl alcohol at a temperature of 5.00oC how…

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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: What is the boiling point of a solution prepared by dissolving 370 g of sulfur (S8,  256.5 g/mol) in…

A:

Q: Determine the change in boiling point for 301.4 g of carbon disulfide (mm=76.15,Kb=2.34 C degrees)…

A: First, calculate the moles of compound as follows: Moles of the compound dissolved = Mass/Molar mass…

Q: Consider the Navarro, N scale at freezing point and boiling point are 30oN and 330oN,respectively.…

A: The relation of of Navarro scale to Celsius scale is given by (N scale -melting point/(boiling…

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

A:

Q: The molal boiling point elevation constant K,,=1.54 °C.kg mol -1 for a certain substance X. When…

A:

Q: 1.) Are there any intermolecular forces (IMF’s) between water molecules and cyclohexane molecules?…

A: The type intermolecular forces between two molecules  and its strength are determined by the…

Q: A bottle of vodka labeled "90 proof" contains 45% (v/v) ethanol in water. How many mL of ethanol are…

A: 45%(v/v) means for 100mL of solution , there is 45 mL of ethanol

Q: The freezing point of ethanol, CH3CH₂OH, is -117.30°C at 1 atmosphere. A nonvolatile, nonelectrolyte…

A:

Q: A common anti-freeze for car radiators is ethylene glycol, CH2(OH)CH2(OH). How many milliliters of…

A: Given, Volume of water = 6.5L Atmospheric temperature = -20oC Kf of water=1.86K/m Density of water=…

Q: 95.0 g of compound A (Mwt=46), with vapor pressure 400 mmHg at 50°C, mixed with 5 g of compound B…

A:

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: Four liquids are described in the table below. Use the second column of the table to explain the…

A: Given solution  2.7 g of glucose in 500mL of water 2.7 g of ethylene glycol dissolved in 500mL…

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: 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: What is the boiling point of the automobile radiator fluid prepared by mixing 1.00  L of ethylene…

A: Given that : The volume of ethylene glycol (solute)= 1.00 L The density of ethylene glycol = 1.114…

Q: Wine is typically 12.0% (v/v) ethyl alcohol, a typical serving of wine is 150 mL, what is the volume…

A: The solution is 12% (v/v) ethyl alcohol, it means the 100 mL wine has 12 mL ethyl alcohol.  Given…

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…