Is Kr a solid, liquid or gas at 100K and 100psi?why Does solid Kr melt or sublimate at 5 psi?why At 200 psi, what is the boiling point of Kr?

Q: 1. Roughly sketch the phase diagram, using units of atmosphere and Kelvin.

A: Triple point: The condition of pressure and temperature under which gas, liquid and solid phases of…

Q: What is the vapor pressure of ethanol (in mmHg) at 34.9°C if its vapor pressure is 400.0 mmHg at…

A: Clausius-Clapeyron Equation:If we know the vapor pressure of a liquid is known at some temperature,…

Q: 1. What is the phase of water at 1 atmospheric pressure at 0°C?_ 218 D atm Liquid water 2. What is…

A: Phase diagram is a graphical representation of different phases of a substance at a particular…

Q: What is the vapor pressure of a liquid (in mmHg) at 313.69 K if its ∆Hvap = 28.9 kJ/mol and its…

A: The question is based on the concept of phase chemistry. we are to calculate vapour pressure at a…

Q: Liquid hexane (bp = 69oC) is placed in a closed container at room temperature. At first, the…

A: The conversion of one phase into another phase by some external energy is called phase transitions.…

Q: Carbon disulfide, CS, has Pvap 100 mm Hg at -5.1 "C and a normal boiling point of 78.0 C. What is…

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Q: 1. What is the use of dry ice? Dry ice, CO2 (solid), does not melt at atmospheric pressure. It…

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Q: The vapor pressure of ethanol is 100 mmHg at 34.9°C. What is its vapor pressure at 67.5°C?(ΔHvap for…

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Q: The vapor pressure of water at 25 °C is 23.76 torr. If 1.25 g of water is enclosed in a 1.5-L…

A: First convert unit of vapor pressure of water (P) from torr to 1 atm. P=23.76 torr×1 atm760…

Q: 0.080 m K₂ CO3 Choose versus lowest vapor 0.096m kel pressure & explain

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Q: Does SF6 (boiling point = 16°C at 1 atm) behave more ideally at 1508C or at 208C? Explain.

A: Gases are the species whose molecules are connected to each other by Vander Waal forces.

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

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Q: The vapor pressure, P, of a certain liquid was measured at two temperatures, T. The data is shown in…

A: According to Clausius-Clapeyron plot, enthalpy of vaporization can be determined by plotting a graph…

Q: Rank the following ionic solids in order of decreasing melting points. NaCl Mgo BeO LiF Cas BeO >…

A: We have to predict the order of melting point.

Q: The hypothetical compound X has molar mass 75.89 g/mol and vapor pressure of 596 mmHg at 22°C. 50.0…

A: The hypothetical compound X has molar mass 75.89 g/mol and vapor pressure of 596 mmHg at 22°C. 50.0…

Q: The normal boiling point for acetone is 56.5°C. At an elevation of 5600 ft, the atmospheric pressure…

A: INTRODUCTION: we use clausius clapeyron equation that relates the relationship between vapour…

Q: The vapor pressure of ethanol is 400.0 mm Hg at 63.5oC (336.65K).  Its molar heat of vaporization is…

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Q: The vapor pressure of solid acetylene at -84.0°C is 760 torr.(a) Does the triple-point temperature…

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Q: What is the vapor pressure of a liquid (in mmHg) at 308.01 K if its ∆Hvap = 28.9 kJ/mol and its…

A: The vapor pressure of any liquid at its normal boiling point = 760 mmHg  Hence, at normal boiling…

Q: What amount of heat (in kJ) is required to convert 19.1 g of an unknown solid (MM = 83.21 g/mol) at…

A: We have to calculate the amount of heat needed.

Q: The vapor pressure, P, of bromine at several temperatures, T, is given in T (K) Р (Torr) the table.…

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Q: 1. Based on the phase diagram of water explain the principle involve in each of the following:…

A: A .pressure cooking works on a simple principle: Steam pressure. A sealed pot, with a lot of steam…

Q: What is the normal freezing point of this substance

A: In this question we have to analysis of the phases diagram and according to the diagram questions to…

Q: The melting point of substance Y, , molar mass 17, is 280K at 57 atm. Its molar heat of fusion is…

A: For  liquid-vapor equilibrium Clausius Clapeyron equation is,…

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: At the boiling point of carbon disulfide, CS2 , ∆Hvap = 26.9 kJ/mol and ∆Svap = 84.5 J/mol.K.…

A: The boiling point can be calculated as follows-

Q: The vapor pressure of the liquid NH3 is measured at different temperatures. The following vapor…

A: According to the clausius clapeyron equation, where P2 = vapour pressure at temperature 2 = 588.1…

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

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Q: The normal boiling point of Pd is 3140°C. What is its vapor pressure in mm Hg at 2659°C, if its heat…

A: Given : Normal boiling point of Pd = 3140 oC And heat of vaporisation of Pd = 353 KJ/mol = 353000…

Q: The enthalpy of vaporization of Substance X is 20.0 mol and its normal boiling point is – 103. °C.…

A: The Clausius-Clapeyron equation is as follows,               Given: Enthalpy of vaporization of X =…

Q: 7. The boiling point of hexane is 69.0°C. Estimate (a) its molar enthalpy of vaporization and (b)…

A: According to Trouton’s rule, the expression for entropy of vaporization is as follows,…

Q: 2) The vapor pressure of ethanol is 100 mmHg at 34.9°C. What is its vapor pressure at 63.5°C? (AHvap…

A: For ethanol  vapor pressure for ethanol  P1 = 100 mg  temperature T1 = 34.9 °C = 34.9 + 273.15 =…

Q: 1. Calculate the vapor pressure of the substance A at 30OK Substance A 1000000 100000 l0000 100. 20…

A: The graph given is

Q: 1) the approximate melting point for this substance XY at 20atm is……? 2) What will happen to a…

A: A question based on phase diagram that is to be accomplished.

Q: 14. The vapor pressure of ethanol is 114.9 mm Hg at 37.1 °C. Its molar heat of vaporization is 39.3…

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Q: At 1.4 bar, the boiling point of water is 373 K. At what pressure (in bar) does water boil at 473 K?…

A: Given: Pressure=1.4 barInitial temperature=373 KFinal temperature=473 K∆Hvap=40.65 kJ/mol…

Q: Use the phase diagram of Substance X below to find the pressure at which the melting point of X is…

A: In the given graph , where the red line is intersecting both x and y axes are the required points

Q: Use the following data to answer the questions below: a) What happens to the vapor pressure of…

A: Evaporation : The process of conversion of liquid molecules into vapour  state is called Evaporation…

Q: The vapor pressure, P, of a certain liquid was measured at two temperatures, T. The data is shown in…

A: Here we are required to find the Enthalpy of vaporization .

Q: The vapor pressure of water at 16°C is 13.6 torr and it is 15.5 torr at 18°C. What is the vapor 3.…

A: Given that the vapour pressure of water at 16 degree Celsius is 13.6 torr and vapour pressure of…

Q: The vapor pressure of liquid chloroform, CHCL3, is 100 mm Hg at 283K. A  0.302g sample of liquid…

A: Given, Vapour pressure, P = 100 mmHg      Volume, V = 360 mL = 0.360 L     (1 mL = 0.001 L)…

Q: The triple point of iodine is at O.12 atm and 115 °C. Thus, liquid l2 is more dense than l2 (s).…

A: Triple point is the point at which all the three states of matter exist together at a given…

Q: Argon has normal boiling and freezing points of 87.3 K and 83.8 K, respectively. The triple point of…

A: All the necessary calculations have been done in the following step.

Q: The normal boiling point of toluene (C7H8) is 111°C and its enthalpy of vaporization is 30.8 kJ/mol.…

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Q: Carbon disulfide, CS2, has a normal boiling point of 46°C and a heat of vaporization of 26.8 kJ/mol.…

A: Given : P2 = 1 atm (The vapor pressure of a substance at its boiling point is 1 atm.) P1 = Vapor…

Q: The normal boiling point for acetone is 56.58C. At an elevation of 5300 ft, the atmospheric pressure…

A: Given : The normal boiling point of acetone = 56.68 oC Atmospheric pressure at elevation = 630 torr…

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: The vapor pressure of a liquid doubles when the temperature is raised from 75°C to 85°C. At what…

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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?…

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