Fx Copy
LaTeX Copy
Molal Humidity is defined as the ratio of moles of vapour(condensable) to the moles of dry(non-condensable) gas. Check FAQs
Hm=nWaternAir
Hm - Molal Humidity?nWater - Moles of Water Vapour?nAir - Moles of Bone Dry Air?

Molal Humidity based on Moles of Air and Water Example

With values
With units
Only example

Here is how the Molal Humidity based on Moles of Air and Water equation looks like with Values.

Here is how the Molal Humidity based on Moles of Air and Water equation looks like with Units.

Here is how the Molal Humidity based on Moles of Air and Water equation looks like.

0.4Edit=10Edit25Edit
You are here -
HomeIcon Home » Category Engineering » Category Chemical Engineering » Category Mass Transfer Operations » fx Molal Humidity based on Moles of Air and Water

Molal Humidity based on Moles of Air and Water Solution

Follow our step by step solution on how to calculate Molal Humidity based on Moles of Air and Water?

FIRST Step Consider the formula
Hm=nWaternAir
Next Step Substitute values of Variables
Hm=10kmol25kmol
Next Step Convert Units
Hm=10000mol25000mol
Next Step Prepare to Evaluate
Hm=1000025000
LAST Step Evaluate
Hm=0.4

Molal Humidity based on Moles of Air and Water Formula Elements

Variables
Molal Humidity
Molal Humidity is defined as the ratio of moles of vapour(condensable) to the moles of dry(non-condensable) gas.
Symbol: Hm
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Moles of Water Vapour
Moles of Water Vapour is defined as the amount(Kmol) of water vapour that is present in the air.
Symbol: nWater
Measurement: Amount of SubstanceUnit: kmol
Note: Value should be greater than 0.
Moles of Bone Dry Air
Moles of Bone Dry Air is a sample of air that has no water. A definition of dry air is air that has a low relative humidity.
Symbol: nAir
Measurement: Amount of SubstanceUnit: kmol
Note: Value should be greater than 0.

Other Formulas to find Molal Humidity

​Go Molal Humidity based on Absolute Humidity
Hm=AH0.6207

Other formulas in Basics of Humidification Process category

​Go Absolute Humidity based on Weight of Air
AH=(WWAir)
​Go Humid Heat based on Absolute Humidity
Cs=1.005+1.88AH
​Go Percentage Humidity
%H=(AHHs)100
​Go Saturation Humidity based on Vapor Pressure
Hs=(0.6207)(PH2O1-PH2O)

How to Evaluate Molal Humidity based on Moles of Air and Water?

Molal Humidity based on Moles of Air and Water evaluator uses Molal Humidity = Moles of Water Vapour/Moles of Bone Dry Air to evaluate the Molal Humidity, The Molal Humidity based on Moles of Air and Water formula is defined as the ratio of moles of vapour(condensable) to the moles of dry(non-condensable) gas. It is another way to express vapour concentration in a gas by using the ratio of moles of vapour to moles of vapour-free gas. Molal Humidity is denoted by Hm symbol.

How to evaluate Molal Humidity based on Moles of Air and Water using this online evaluator? To use this online evaluator for Molal Humidity based on Moles of Air and Water, enter Moles of Water Vapour (nWater) & Moles of Bone Dry Air (nAir) and hit the calculate button.

FAQs on Molal Humidity based on Moles of Air and Water

What is the formula to find Molal Humidity based on Moles of Air and Water?
The formula of Molal Humidity based on Moles of Air and Water is expressed as Molal Humidity = Moles of Water Vapour/Moles of Bone Dry Air. Here is an example- 0.4 = 10000/25000.
How to calculate Molal Humidity based on Moles of Air and Water?
With Moles of Water Vapour (nWater) & Moles of Bone Dry Air (nAir) we can find Molal Humidity based on Moles of Air and Water using the formula - Molal Humidity = Moles of Water Vapour/Moles of Bone Dry Air.
What are the other ways to Calculate Molal Humidity?
Here are the different ways to Calculate Molal Humidity-
  • Molal Humidity=Absolute Humidity/0.6207OpenImg
Copied!