A 5m x 5m x 3m room contains air at 25°C and 100kPa at a relative humidity of 75%. Determine: i. The partial pressure of dry air ii. The Specific humidity iii. The enthalpy per unit mass of the dry air iv. The masses of the dry air and water vapor in the room 35 13°C CH earch op

Q: 4. Calculate the content of a (500 ft') tank of methane at (100 psia) and (100 °F) in: moles,…

A: Given:  Volume = V = 500 ft3 Pressure = P = 100 Psia  Temperature = T = 100 Fahrenheit =  559.67…

Q: Air with mass of 12 kg expands polytropically (n=1.50) in a closed system from 720 °C to 20 °C.…

A: Given Data: Mass of air, m= 12 kg Polytropic process, Closed system n= 1.50 Initial temperature, T1…

Q: the dry and wet bulb temperatures of atmospheric air at 1 atm pressure is assumed to be 29 degree C…

A: Given that, Pressure P = 1 atm Dry bulb Temperature = 29oC Wet Bulb Temperature = 23oC It is…

Q: 4.4 Calculate the difference in slope of the chemical potential against temperature on either side…

A: The difference in slope of the chemical potential against temperature on either side of (a) the…

Q: A sample of air occupies 145 L at 900 mm Hg. What pressure is required to compress the air to 90 L…

A: Answer is P2 = 1450 mmHg . Pressure required to compress is P2 = 1450 mmHg. Detailed Calculation…

Q: 7. Joule-Thompson cooling of a gas occurs when the pressure of the gas drops as it goes through a…

A: If Z= f(x,y) is function of two variables say x and y. then total differential will be ;…

Q: Pressure exerted by a vapor when in equilibrium with its liquid. * O equilibrium vapor pressure…

A:

Q: T constant P. Liquid P. Pr Vapor ||| 0.40 0.50 0.60 0.30 X, or YA- 0.50 0.40 0.70 0.60 -X, or Y.

A:

Q: A flat sheet of iron at 300 K does not receive any radiation from its surroundings. The metal is 10…

A: Density is defined as the ratio of the mass of the substance to the volume of the substance. Some of…

Q: Convert 15 inHg vacuum to N/m? abs. Assume a barometric pressure of 759 mmHg.

A: Option d is correct i.e, Pab= 50393.72N/m2

Q: The vapour pressure, p, of a gas varies with temperature as follows: T/K 1125 1175 1225 1275 р (Ра)…

A: Given: Vapour pressure of a gas at various temperatures is given; At initial temperature Ti = 1125 K…

Q: he barometer shows a value of 740 mm Hg; dry bulb temperature 40 ° C; wet bulb temperature is 30 °…

A: Total pressure= 740mm =(740*0.00133) = 0.9842Bar Dry bulb temperature = 40oC = 313K Wet bulb…

Q: the following Question: problems: Use the psychrometric charts to answer I. The wet bulb and dry…

A:

Q: a.What is the approximation of Fick's equation (Hint: the first three terms)! b. A quiescent body of…

A: (a)   The first law of Fick’s gives the relationship between the diffusive flux and the…

Q: Two kilograms of a mixture of water and water vapor in a 0.25 m container haye a pressure of 200…

A: Hi and thanks for the question. Since you have posted a question with multiple sub parts, we will…

Q: The humidity of air at 40 C and 50% relative humidity is

A: Given Data : Relative Humidity = 50% Given temperature of air = 40 degree C  From the Psychometric…

Q: The results of air temperature measurement obtained a dry bulb temperature of 36 ° C and a wet bulb…

A: Given, Dry bulb temperature, Tdb = 36 °C Wet bulb temperature, Twb = 31 °C

Q: b

A: given: The absolute humidity at atmospheric pressure at 25 ° C is 0.015 kg water/kg dry air.

Q: Calculate the maximum rate of evaporation in kgs-1 per m2 of surface for water at 20°C into a…

A: The diffusion phenomenon is not considered as there is a perfect vacuum. The water vapor transfer…

Q: A 3.50 dm3 gas sample expanded adaibatically against a constant external pressure of 510.0 kPa until…

A: Initial Pressure of gas=510 kPa Initial Volume of gas=3.50dm3=0.35m3 as (1dm3=0.1m3) Final volume=2…

Q: 90. For a glass, thermal conductivity, density and specific heat are 0.78 W/mK, 2700 kg/m³ and 0.84…

A: Given  Thermal conductivity k = 0.78W/mK Density d = 2700 kg/ m2 Specific heat Cp = .84KJ/kg K…

Q: (Q-2) Estimate the thermal conductivity of liquid acetone in (Btu/hr.ft.F ),at (25 C) given;…

A:

Q: The barometer shows a value of 770 mm Hg; dry bulb temperature is 35 ° C; wet bulb temperature is 25…

A: Total pressure, P = 770 mm Hg = (770×0.00133) bar =1.024 bar  Dry bulb temperature,…

Q: Consider 50 m³ of moist air at 101 kPa, 25 °C, and 55% relative humidity. Calculate: (a) Humidity…

A: Hello Subscriber! There are multiple subparts to this question. As per our policy, we have solved…

Q: Determine the reduced temperature for methane at 30℃.Determine the reduced pressure for methane at…

A: Given data: Temperature of methane = 30 0C Pressure of the methane = 33 atm Reduced temperature is…

Q: The absolute humidity at atmospheric pressure at 35 ° C is 0.017 kg water / kg dry air. Determine:…

A:

Q: At 4.58 mmHg and 0.0098 degC, water may exist in the phases. solid and liquid O liquid and vapor O…

A: Given that  P =4.58 mm Hg T =0.0098 C

Q: 2. Determine the mass of air at a pressure of 215 kPa and a temperature of 31'C in a 132-gallon…

A:

Q: In a shower, cold water at 10 oC flowing at a rate of 5 kg/min is mixed with hot water at 60 o C…

A: Given: Temperature of cold water Tc = 10 oC Flow rate of cold water mc = 5 kg/min = 560 kg/sec…

Q: .30 mol of an ideal gas expands in the diagram. The ideal gas goes through an isochoric heating…

A: Ideal gas law gives the relation between Pressure, Volume, Temperature, Number of moles, and the Gas…

Q: absolute humidity at atmospheric pressure at 27 ° C is 0.011 kg water / kg dry air. Specify: a.…

A:

Q: The equivalent pressure of 14.7 psia in units of psig is: Answer:

A:

Q: ...........pressures al gases approaches ideal gas behavior A)gases with 0 MPa B)gases below 10 MPa…

A: Answer: option B) gases below 10 MPa

Q: On a clear night, when the effective blackbody temperature of the space is - 30°C, the air contains…

A:

Q: Acid rain is precipitation having a pH that is A equal to 7 B) above 10 (c) above 7 D below 5.5

A: Given - acid rain precipitation Find - pH of acid rain rain

Q: When 3.2 g of coal sample was heated in a furnace at 110°C for 1 hour, the mass retained was 2.503g.…

A: Giveninitial weight of coal sample=3.2 gweight of coal after heating at 110oC=2.503 gweight of coal…