The vapor pressure of 1-propanol is 10.0 torr at 14.7 °C. If the heat of vaporization of 1-propanol is 47.2 kJ/mol, what is the vapor pressure of 1-propanol at 68.8 °C?

Q: Why is the enthalpy of vaporization for water much greater than the vaporization of fusion? What…

A: Since in case of fusion, we just try to lose the packing of the molecules from solid to liquid  And…

Q: enthalpy of vaporization for water is 44.0kJ/mol and the vapor pressure of water at 56oC is…

A: The Clausius – Clapeyron equation is shown below: Where; P1 is vapor pressure at temperature T1 P2…

Q: Calculate the vapor pressure of acetone at 69.1 C.

A: A concept which is used  when heat and work is needed to be calculated in science and engineering.…

Q: The vapor pressure of water at 25.0°C is 23.8 torr. Determine the mass of glucose (molar mass = 180…

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Q: A 389.3 gram sample of an unknown substance (MM = 92.41 g/mol) is heated from -23.1 °C to 51.8 °C.…

A: Heat absorbed by substance to convert it from solid to liquid.

Q: Calculate the heat change in calories for melting of 0.30 kg of water at 0*C. The heat of fusion for…

A: Given : mass of water = 0.30 Kg  Heat of fusion of water = 80 cal/g And temperature of water = 0 oC…

Q: How much energy is released when 34.8 g of water freezes? The heat of fusion for water is 6.02…

A: The Given data- The mass of water = 34.8 g. The heat of fusion = 6.02 kJ/mol. to determine = The…

Q: The vapor pressure, P, of bromine at several temperatures, T, is given in the table.

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Q: In kJ/mol, what is the enthalpy kf vaporization, Hvap, for a substance that has a vapor pressure or…

A: We will solve this question using clausius clapeyron equation.

Q: A solution of carbon tetrachloride and acetic acid CH3COOH that is 90.% carbon tetrachloride by mass…

A: Given:

Q: The vapor pressure of methanol (CH₃OH) at 25.0°C is 127.2 torr. A 4.35-g sample of methanol is…

A: Firstly find out how much methanol would vaporise to attain saturation vapour pressure by using…

Q: What is the vapor pressure of ethanol (in mmHg) at 51.3°C if its vapor pressure is 400.0 mmHg at…

A: Concept Introduction: Vapor pressure is otherwise known as equilibrium vapor pressure. It can be…

Q: What is the boiling point of a 2 m solution of LiF in water? (The boiling point elevation constant,…

A: Molality of LiF solution = 2 m Kb (water) = 0.5 °C/m Boiling point of Solution = To be determined

Q: The vapor pressure of a liquid doubles when the temperature is raised from 89°C to 99°C. At what…

A: Given:Temperature (T1) = 89°C = 362 KTemperature (T2) = 99°C = 372 KVapor pressure at T1 = P1Vapor…

Q: 1. Explain how water's phase diagram differs from those of most substances. What property of water…

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Q: The molar heat of fusion for water is 6.02 kJ/mol and its molar heat of vaporization is 40.6 kJ/mol.…

A: Molar heat of vaporization is basically that energy which is required for conversion of one mole of…

Q: Ethylene glycol is used in antifreeze. What is the vapor pressure of ethylene glycol at 100 °C in…

A: Vapour pressure: It is thermodynamic term used to identify tendency for material to convert into…

Q: How much heat is released ( in J) when 54.0 g of water at 10.0 °C is cooled to form ice at - 10.0…

A: Given the mass of water, m = 54.0 g  The initial state is water at 10.0 oC.  The final state is ice…

Q: The vapor pressure of CCl3F at 300 K is 856 torr. If 11.5 g of CCl3F is enclosed in a 1.0-L…

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Q: For propane, the ∆H° of vaporization is 22.9 kJ/mol and the ∆S° of vaporization is 99.0 J/mol･K. At…

A: Concept:  Boiling point: It is a temperature on which the gass phase and liquid phase are in…

Q: he organic compound n-hexane, C6H14, boils at 69.0°C. What is its molar heat of vaporization in…

A: We have to calculate the molar heat of vaporization.

Q: A solid substance has a vapor pressure of 100 mm Hg at the melting point (100°C). Assuming an…

A: According to the given information, a solid has a vapor pressure of 100 mm Hg at its melting point…

Q: A 4.7-L sealed bottle containing 0.33 g of liquid ethanol,C₂H₆O, is placed in a refrigerator and…

A:

Q: What is the vapor pressure of ethanol (in mmHg) at 52.1°C if its vapor pressure is 400.0 mmHg at…

A: Given : vapour pressure of ethanol at 63.5 °C = 400.0 mm Hg  Heat of vaporisation of ethanol = ΔH =…

Q: The vapor pressure of water at 25.0°C is 23.8 torr. Determine the mass of glucose 31. (molar mass =…

A: First Calculate mole of water by dividing molar mass to the mass. Then use formula of relative…

Q: At 23.8 °C, the vapor pressure of isopropyl alcohol (rubbing alcohol) is 40. torr. At 39.5 °C, the…

A: Enthalpy of vaporization can be calculated by following formula

Q: Which one has the highest vapor pressure and why? a. Alcohol b. Sea water c. Water d. Mercury e.…

A: at boiling point the vapor pressure of the substance that equal to atmospheric pressure  as the…

Q: The following information is given for cadmium, Cd, at 1 atm: Boiling point = 765.0°C   Heat of…

A: Given that: Heat of fusion = 13.0 cal/g mass of sample =  27.5 g  To find: Energy removed in…

Q: At room temperature, 25°C, the vapor pressure of water is 23.8 Torr. Calculate the vapor pressure of…

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Q: Which organic liquid, ethanol or methanol, exhibited the largest vapor pressure? Explain this in…

A: Vapor pressure : The vapor pressure of a substance is defined as the pressure at which a gaseous…

Q: The vapor pressure of methanol (CH₃OH) at 25°C is 127.2 torr. A 6.25-g sample of methanol is placed…

A: Mass of Methanol (m) = 0.658 g

Q: The standard Enthalpy (AH•) of AgCl(s) is 296.0 J/mol . How much heat is needed to melt 18.3 g AgC?…

A: The given data: ΔH° (AgCl)  = 296.0 J/mol The mass of AgCl = 18.3 g To determine = The amount of…

Q: A 389.7 gram sample of an unknown substance (MM = 92.41 g/mol) is heated from -23.1 °C to 51.8 °C.…

A: Mass of unknown sample = M= 389.7 gMolar Mass of Unknown Sample = 92.41 g/moleNo of moles of Unknown…

Q: A liquid has a ΔH°(vaporization) of 33.3 kJ/mol and a boiling point of 125°C at 1 atm. What is its…

A: Vapor pressure is a thermodynamic equilibrium with its concentration at temperature is a closed…

Q: ) The vapor pressure of benzene, C6H6, is 40.1 mmHg at 7.60°C. What is the vapor pressure at 60.6°C…

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Q: If HBr has a vapor pressure of 0.33 atm at a particular temperature, would you expect the vapor…

A: Since in case of HBr there is no H bonding possible between the HBr molecules as Br is not that…

Q: The vapor pressure of liquid methanol, CH3OH, is 100. mm Hg at 294 K. A 6.09×10² g sample of liquid…

A: The expression of ideal gas equation is shown below: Where; P = pressure V = volume n = moles T =…

Q: What is the vapor pressure of water at 10 degree Celsius, at 25 degree Celsius And at 60 degrees…

A: Vapor pressure of water is the pressure at which the condensed state of water and water vapor are in…

Q: At 25.0°C, the vapor pressure of butane is 2.30 atm. What is the pressure in the container at…

A: Given, ΔH° vap = 24.3 kJ/mol T1 = 25oC = 298 K T2 =130oC =403 K P1 =2.30 atm P2 =?

Q: A 459.3 gram sample of an unknown substance (MM = 92.41 g/mol) is heated from -23.1 °C to 51.8 °C.…

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Q: The Δ?vapΔ⁢Hvap of a certain compound is 47.57 kJ·mol−147.57 kJ·mol−1 and its Δ?vapΔ⁢Svap is 67.46…

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Q: How many grams of ethanol, C2H5OH, can be boiled with 790.4 kJ of heat energy? The molar heat of…

A: Formula  q = m* Hvap where q = heat energy  m= mass , Hvap = heat of vaporisation

Q: 4. Which substance is expected to have higher strength (HF or HCI) Explain your answer using…

A: Intermolecular forces present in HF and HCl

Q: What is the pressure in atm of the normal boiling point of C6H6? ____ atmWhat is the pressure in atm…

A: The pressue at the normal boiling point, normal melting point and normal sublimation point is…

Q: 1. Describe the nature of liquids by relating it with intermolecular attractive forces. 2. Explain…

A: Intermolecular forces are electrostatic in nature and include vanderwaals forces and hydrogen bond .…

Q: The vapor pressure of a liquid doubles when the temperature is raised from 90. ˙C to 101 ˙C.  At…

A: Given that the temperature is raised from 90 degree Celsius to 101 degree Celsius and the vapour…

Q: At  25 ⁰C, the vapor pressure of water is 23.8 mm Hg. What is the vapor pressure of water at 50 ⁰C?…

A: