On a day when the air temperature is 80oF, the relative humidity is measured to be 79%. How many degrees would the air temperature have to be lowered for the relative humidity to be 100%?

Q: If 7.5 kg of ice at 0 degrees celcius is put into an icebox, how many joules of heat are absorbed…

A: The heat absorbed by the ice to melt into water is given by                          Q= m L…

Q: A thin square plate, 10cm on a side, is heated in a blacksmiths forge to a temperature of 800 deg C.…

A: Radiation is defined as energy or particles emitted by a source and travelling across space or other…

Q: What increase in altitude is necessary in the stratosphere to halve the pressure? Assume a constant…

A: The ratio of the pressures (P2/P1) and densities (ρ2/ρ1) for altitudes h2 and h1 in an isothermal…

Q: “It was so cold yesterday that the temperature only reached 275.” Which temperature scale is being…

A: "If it was so cold yesterday so that the temperature only reached 275." So kelvin scale is being…

Q: What is the relative humidity when the air temperature is 25 ºC and the dew point is 15 ºC?

A: Air temperature TA = 25 0C Dew point TD = 15 0C Let RH is the relative humidity  The equation to…

Q: If the room temperature is 23℃ and the relative humidity (RH) is 50%, what is the dew point??

A:

Q: Show the complete solution to the following problem. At one atmospheric pressure and at a…

A: Given: at 0°C  , vo=33,145 cm/sfor each degree rise in temperatureincrease in speed = 60 cm/swe have…

Q: If the air temperature is 5 degree Celsius and the water vapor content is 5 g/kg, what is the…

A: Given: The temperature is 5 degrees. The water vapor content is 5 g/kg.

Q: The U.S. Department of Energy estimates that 570,000 barrels of oil would be saved per day if every…

A:

Q: Trying to stay awake for an all-night study session, a student makes a cup of coffee by first…

A: Given: m =500g =0.5 kgT1 =20.0 °CT2=95.0 °C

Q: What, if anything, happens to the volume of gas in an atmospheric research-type balloon when it is…

A: Research Type - balloons are balloons that are used for scientific research. They are filled with a…

Q: A 69g block of metal has a specific heat of 1.29J. What will be the temperature of this metal to one…

A: Given :-  mass of block   m  = 69 g = 0.069 kg specific heat C  = 1.29 J heat energy Q = 114 J…

Q: On a day when the air temperature is 85°F, the relative humidity is measured to be 76%. How many…

A:

Q: The air pressure at an altitude of 5.6 k is 7.4 lb/sq in.  What is the atmospheric pressure at this…

A:

Q: City X has summers around 25 degrees centigrade and winters around 5 degrees centigrade. City Y has…

A: Extreme temperatures of cities is determined by humidity levels of the city.

Q: What is the virtual temperature for an air parcel with a temperature of 20degC and liquid water…

A: The equation for the virtual temperature of the air parcel is given by,

Q: Will 5 litres of kerosene oil weigh more in winter or in summer?

A: AnswerIn winter

Q: What Fahrenheit temperature corresponds to -400Centigrade?

A: Given : Temperature (T) = -400 Centigrade

Q: If you have 500 g of water at 25 degrees celcius and wish to heat it to 74 degrees Celsius, how much…

A:

Q: 567J of heat is absorbed by a 2 kg iron skillet over a camp fire as it goes from 25°C to 150°C,…

A: Introduction: Specific heat capacity: The specific heat capacity of a substance is defined as the…

Q: If 29.89 in Hg is a barometric pressure then convert the f

A: Given:Barometric pressure is 29.89 in Hg

Q: What would be the change in temperature in kelvin if the change in temperature in degress celsius is…

A:

Q: A bulb delivers 40 W of radiant energy when its filament is at 2500°C. If the temperature increases…

A:

Q: How much water with temperature 60° needed to melt 3 kg of snow with temperaturer-8°C? Suppose snow…

A: Given: The initial temperature of the water is 60oC. The mass of the ice is 3 kg. The initial…

Q: 80° 100% 70° 90% Relative humidity 60° 80% Air temperature 50° 70% 40° 60% 30° 50% Dew point…

A: We have to find the value of w at 12 PM and at 12 AM. The values of w can be found out by plotting…

Q: A bulb delivers 25 W of radiant energy when its filament is at 1500 °C . If the temperature…

A:

Q: What is the Celsius temperature?

A: Introduction: The temperature of the object is the degree of hotness or coldness which may be…

Q: it is 28f in new york at 10:00pm. the temperature is dropping 1.5f every hour what will be the…

A: The temperature at 10.00 pm is provided and the drop in temperature every hour is also provided, we…

Q: Which term best describes the predictable hourly temperature change over a day?

A:

Q: How much heat joules is needed of 5.5 L of water to raise the temperature of of water from 0°C to…

A: Given-  Volume of water , V = 5.5 L Initial temperature of water, Ti = 0o C  Final temperature of…

Q: If outside air with an absolute humidity of 4 g/m3 moves inside a home and is heated to a…

A: The equation for the relative humidity is

Q: The water equivalent of 5 kg of a substance is 1 kg. By how much will its temperature change if 7550…

A:

Q: The weather forecaster predicts that today’s high will be 70. Which temperature scale is being used?…

A:

Q: Wind would move in a straight straight line if

A:

Q: According to Newton’s law of cooling, the rate at which a substance cools in air is directly…

A: Time taken for substance to cool from To=100oC=373 K to T=65oC=338   t1=15 min and temperature of…

Q: How much energy in kJ is needed to raise the 12 kg of now gaseous nitrogen N2 from boiling…

A: Scenario - Nitrogen gas is heated further from its boiling temperature to bring it to room…

Q: Number 19. using data from earlier portions of the lab, explain why the difference in solar…

A: Electromagnetic energy is radiated from Sun and reaching the Earth’s surface as visible rays.…

Q: If the temperature is 5 degrees Celcius in the high desert with an altitude of 3500 meters. What is…

A:

Q: One gram of ice at 0°C is placed on a container containing 2,000,000 cubic meters of water at 0°C.…

A: Given data: ice's mass m = 1 g  Initial temperature Ti = 0 oC final temperature Tf = 0 oC volume of…

Q: On a winter day when the air temperature is 0 °C, the relative humidity is 50% . Outside air comes…

A: Given, Temperature T1 = 0∘ Temperature T1 = 20∘ Partial pressure of water vapor at  0∘=610.5 pa.…

Ideal Gas Law

Ideal gas law states that the product of pressure and volume of a gas directly varies with the product of the number of moles, the universal gas constant, and the temperature of the gas.