hat weight of NaCl in 800g acetone is needed to bring the boiling point to 60°C? (Boiling point of pure acetone= 55.95°C ; Kb of acetone = 1.71 °C/m)

Q: Ethanol (C2H6O; P° = 59.02 torr at 25 °C) and acetone (C3H6O; P° = 225.02 torr at 25 °C) are liquids…

A: Given that -  Ethanol as solute (C2H6O; P° = 59.02 torr at 25 °C)  Acetone as solvent (C3H6O; P° =…

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

A: Given : Volume of ethylene glycol = 1.04 L = 1040 mL                          (Since 1 L = 1000 mL)…

Q: Why will a cold glass of soda remain carbonated longer than a warm glass of soda? O kce in the glass…

A: A cold glass of soda remain carbonated longer than a warm glass of soda:

Q: Please help

A: The solubility curve of KCl in water is as shown below:

Q: Ethylene glycol, the major ingredient in antifreeze, freezesat -11.5 °C. What is the freezing point…

A: Ethylene glycol is major ingredient in the antifreeze  and Freezes at -115.50 C.  So its freezing…

Q: One bottle of soda is stored in a refrigerator at 3 °C(276 K), and another is stored at room…

A: The solubility of the gas in a liquid is inversely proportional to temperature.

Q: How is stoichiometry used to calculate energy absorbed when a mass of liquid boils? A. Grams liquid…

A: Given, The stoichiometry used to calculate energy absorbed when a mass of liquid boils is :

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

A:

Q: What is the eff ect of addition of impurities on  freezing and boiling points of a substance?

A: Boiling point is temperature at which vapour pressure of liquid becomes equal to atmospheric…

Q: 5. What is sublimation? Why is it possible to sublime caffeine? List another compound that sublimes…

A: The question is based on the experimental technique of isolation of caffeine from tea leaves .…

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: A mixture contains 99% acetone and 1% ethanol what can you say about the boiling point of this…

A: Boiling point of a mixture of two compounds lies between the boiling point of its two components.…

Q: 2. A 230 ml ethyl alcohol was placed in a Pyrex glass and makes it full at 22°C. How much alcohol…

A: Given: Initial volume of ethyl alcohol = 230ml T1 = 22°C T2 = 100°C ΔT = (100-22)°C = 78°C

Q: A B E D' F temperature (K) O A Along which line would a sample of pure X be a mixture of solid and…

A: Given diagram is : Complete the table :

Q: 3. Methanol (CH;OH) has an enthalpy of fusion AHfus = 3.17 kJ/mol and a freezing point of -97.6 °C.…

A: The enthalpy of fusion is the enthalpy change resulting from the conversion of a solid to a liquid.…

Q: B\Give a reason for the following states: 1-melting point of phenol is 40C° while normal hexanol is…

A: 1)  Lets us analyze the structure of phenol and hexanol    ⇐Phenol ⇐hexanol

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: 5. increasing boiling point CH. H2O NaClfin water) CH,OH CH CH, 6. decreasing melting point CH4 H2O…

A:

Q: 2-lf you have 600 kJ of heat to spend, and you use it to melt lead, how many % ounce wheel weights…

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

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: 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: Calculate Kf- the freezing point constant for cyclohexane C6H12 given its enthalpy of fusion is 2.63…

A: Welcome to bartleby!  Introduction :  We have to calculate Kf .

Q: AT WHAT TEMPERATURE WILL A SUCROSE BOIL IF IT CONTAINS 1.55 MOLES OF SUCROSE IN 650 OF WATER?THE KB…

A: The sudden rise in boiling point observed when one mole of solute, i.e., sucrose gets solubilized in…

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

A:

Q: What are the correct units for the boiling point elevation constant for water?     oC/mol…

A: Answer:- This question is answered by using the simple concept of determination of units of boiling…

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: h glass material is 0.1 N HCl solution prepared? A-) beaker B-)balloon jojo C-)erlenmeyer D-)measu

A: In chemical laboratories, all the chemicals, solutions, reactants are prepared and mixed in a…

Q: Which pairs of compounds would you expect to form homogeneous solutions when combined? Drag the…

A: …

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: A motorist fill his radiator with an anti-freeze mixture that states that the mixture is good to -35…

A: Since, Kelvin temperature = ℃ temperature + 273 thus,

Q: At 25°C, some water is added to a sample of gaseousmethane (CH4) at 1.00 atm pressure in a closed…

A: We can calculate at 0°C and 1.00 atm pressure moles of methane collected ,by using following…

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 scientist is about to dissolve 0.9 g of compound U in solvent P. Is 100 mL of solvent P already…

A:

Q: Consider two closed bottles, one containing diethyl ether, CH3CH2OCH2CH3, and the other containing…

A:

Q: Based on the graph which describes two liquids, A and B, select ALL of the FALSE statements. OA The…

A: The vapor pressure of solutions containing two liquid or more liquid components at a given…

Q: Which of the following pairs of liquids when mixed would give a higher boiling point than that…

A: Explained as follows

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: Diethyl ether (C4H10O2) has heat of fusion DHfus = +7.3 kJ/mol.  Find the heat of freezing 12.5 g of…

A: Given: The heat of fusion of diethyl ether (C4H10O2), ∆Hfus = +7.3 kJ/mol We have to calculate the…

Q: What is the ΔHfus of ethanol (46.06 g/mol) which has Kb of 1.99 and freezes at -117.3 °C?

A:

Q: A certain liquid  X  has a normal boiling point of  105.30°C  and a boiling point elevation…

A: Mass of ZnCl2=52 g Molar mass of ZnCl2 =136.3 g/mol Moles of ZnCl2 =52 g/(136.3 g/mol) Mass of…

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: 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…

Q: Convert the following temperature. Show your solution.   1. 198 oF to oC 2. 112 oF to oC 3. 24…

A: The relation between celcius and farenheit scale is given by----------- oF = 95 oC + 32

Q: enriched to a 60 wt % sulfuric acid solution by adding pure sulfuric acid. a. How much pure sulfuric…

A: Given  20 wt% of sulfuric acid is enriched to 60 wt% by adding pure sulfuric acid. The temperature…