Based on the phase diagrams of water and carbon dioxide, answer the following questions and justify your answers: 1. You have ice at 263 K (-10.0 °C) and 1.0 atm. What could you do to make the ice sublime? 2. A sample of dry ice (solid CO2) is cooled to 173 K (-100.0 oC), and is set on a table at room temperature (298 K; 25 oC). At what temperature is the rate of sublimation and deposition the same (assume that pressure is held constant at 1 atm)

Q: One kilogram of water and 200 grams of ice are in thermal equilibrium at 0°c. If 400 g of steam at…

A: Mass of ice=200 g Mass of water=1 kg=1000 g Temperature of water and ice, T1=0°C Mass of steam=400 g…

Q: What is the entropy change(∆S) if one mole of water is heated from 0°C to 100°C at constant…

A: Given, Moles of water, n = 1 mol Initial temperature, T1 = 0 °C = 273 K Final temperature, T2 = 100…

Q: Calculate the change in entropy (AS™) for the following random mixing process at room temperature to…

A: given data: 1 mol of dry air mole fraction of nitrogen in air x1 = 0.78 mole fraction of oxygen in…

Q: 100 g of water is sealed into a t-t container at 25°6. The container aiso contains air at t atm. The…

A: Given data: Mass of water = 100 g Volume of container = 1 L Temperature of water = 25 0C Pressure of…

Q: In the vicinity of the triple point, the vapor pressures of liquid and solid ammonia are…

A: The triple point of a substance is the unique combination of temperature and pressure at which the…

Q: Question 9 Choose all liquids that are expected to ignite at room temperature. turpentine (flash…

A:

Q: CO2 is sold commercially in steel containers at 60 bar. The gas is leaking through the outlet valve…

A:

Q: The normal boiling point of a metal (Me) is 1004 °C. Calculate its vapor pressure at 904 °C,…

A:

Q: carbon tetrachloride is liquid at room temperature while ammonia is a gas. why does this happens?

A: The state of carbon tetrachloride and ammonia at room temperature is to be explained.

Q: A 0.0625m3 vessel is filled with 1.25 moles of O2 at a temperature of 30°C. Obtain the pressure…

A: Given: Volume of vessel is 0.0625 m3 Moles of O2 is 1.25  Molar volume is 50 m3/kmol Temperature is…

Q: 1) Form the following data for CH;CI T(°C) Y (dynes/cm) 10 20 19.5 17.8 16.2

A:

Q: 2.19 A steam-jet ejector is used to entrain saturated water vapour at 25 kPa (H = 2618.2 kJ/kg)…

A: The basis of the calculation is taken as 1 kg of the high-pressure steam fed to the steam-jet…

Q: Problem #1 The relationship between temperature in Fahrenheit and Celsius is linear. Water is…

A:

Q: The normal boiling point of a metal (Me) is 1000 °C. Calculate its vapor pressure at 900 °C,…

A:

Q: Why do you think gas liquefaction is used to produce liquid nitrogen? Why it doesn't just cool to…

A:

Q: 2. Using the steam tables (for water), find the specified property data at the indicated states. In…

A: a) from steam table at P=3 bar and v = 0.5 m3/Kg  now calculate quality v = vf + x(vg - vf)0.5…

Q: a particular biological reaction taking place in the body at 37°C, the change in enthalpy was - 125…

A: T= 37°C=310K The change in enthalpy ∆H=-125 kJ mol-1 The change in entropy ∆Ssystem= -126 J K-1…

Q: Q6/ Using the Maxwell relations, determine a relation for (ôs/ôv)T for a gas whose equation of state…

A: We can define Maxwell equation as a equation which relates the partial derivative of the pressure,…

Q: Two moles of oxygen gas, which can be regarded as ideal with Cp.m = 29.4 J/mol K (independent of…

A: Given that the gas is ideal Cp= 29.4 J/mol-K T1=273 K V1=11.35 dm3=11.351000=0.01135 m3 T2=373 K

Q: 150 moles of gaseous acetylene are stored in a rigid 15.5 L tank. The temperature is 160°C.…

A:

Q: 3. A gasoline can be represented by the formula C,H16. a) Write the theoretical combustion equation…

A:

Q: draw something resembling Figure 4.4 is (attached), and indicate the following  the bubble point for…

A:

Q: 18.7. A nonideal gas is initially at equilibrium when it is suddenly and rapidly com- pressed…

A: Isothermal conditions of a system in which temperature is maintained constant. Isothermal…

Q: Q3) The change of heat capacity with temperature for solid aluminum is as follows: GU/K mol) = 20.67…

A: Entropy is the measure of the degree of randomness or disorderness. If the randomness of the system…

Q: B. The change in volumetric entropy of a gas explains why it expands spontaneously. Similarly, the…

A:

Q: A perfectly sealed bottle of water sits on the shelf at Target for many days at 20°C. When it was…

A: Step 1:b.The pressure in the headspace of the bottle can be determined using Dalton's Law of partial…

Q: Vapor pressure data for an organic compound are: T °C psat kPa -50. 9.46 +10. 148.42 a. Estimate the…

A: There are two ways to calculate the vapor pressure of an unknown liquid: 1) Rault's law: It states…

Q: A container with water and NaCI boils at 105°C on a stove. The amount of NaCl in the water is half…

A:

Q: You are working for a power plant that makes use of coal tar, a type of liquid fuel, as its raw…

A: Coal is burnt with wet air.

Q: After a cooler is initially emptied, it is slowly filled with R-134a. The coolant volume is 0.02 m'.…

A:

Q: 2. The liquid-vapor equilibrium of a mixture of toluene (boiling point Of 110.6 °C at 1 atm) and…

A: A mixture of 2 moles of Toluene and 3 moles of o-xylene is given.(a) To calculate the dew point and…

Q: CO₂ is sold commercially in steel containers at 60 bar. The gas is leaking through the outlet valve…

A: Introduction Ideal gas equation In this equation, P refers back to the pressure of the proper gas, V…

Q: A 6.25L fire extinguisher contains 4 mol CO₂. What is the pressure (Pascal) of CO₂ inside the fire…

A: Given Details: Gas is CO2 Volume of gas , V=6.25 L no. of mol of gas, n=4 mol Gas Temperature, T=250…

Q: 2) A piston-cylinder device initially contains 0.85 m of ethylene at 118 kPa and 295°C. The air…

A: It is asked to prove that the given gas is ideal. And work done in the process is to be calculated.…

Q: Nitrogen is contained in a 80L tank and the initial pressure and temperature is 250 KPa and 200 °C,…

A: Given that, Volume V = 80 L = 80×10-3 m3 Pressure P = 250 kPa Temperature T = 200oC = 473.15 K Ideal…

Q: Three moles of N2(g) originally at 1 atm pressure, are mixed isothermally with 5 moles of H2(g),…

A: If A gas having number of moles nA is mixed with B gas having number of moles nB. Assuming the gases…

Q: Two streams are mixed in an adiabatic mixer, as shown in the figure. It is known that: • Stream 1 is…

A: A stream of mixture of liquid and vapor is mixed with superheated water vapor adiabatically.