Moles of Water Vapour based on Molal Humidity Solution

STEP 0: Pre-Calculation Summary
Formula Used
Moles of Water Vapour = Molal Humidity*Moles of Bone Dry Air
nWater = Hm*nAir
This formula uses 3 Variables
Variables Used
Moles of Water Vapour - (Measured in Mole) - Moles of Water Vapour is defined as the amount(Kmol) of water vapour that is present in the air.
Molal Humidity - Molal Humidity is defined as the ratio of moles of vapour(condensable) to the moles of dry(non-condensable) gas.
Moles of Bone Dry Air - (Measured in Mole) - 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.
STEP 1: Convert Input(s) to Base Unit
Molal Humidity: 0.65 --> No Conversion Required
Moles of Bone Dry Air: 25 Kilomole --> 25000 Mole (Check conversion ​here)
STEP 2: Evaluate Formula
Substituting Input Values in Formula
nWater = Hm*nAir --> 0.65*25000
Evaluating ... ...
nWater = 16250
STEP 3: Convert Result to Output's Unit
16250 Mole -->16.25 Kilomole (Check conversion ​here)
FINAL ANSWER
16.25 Kilomole <-- Moles of Water Vapour
(Calculation completed in 00.020 seconds)

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Created by Vaibhav Mishra
DJ Sanghvi College of Engineering (DJSCE), Mumbai
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Basics of Humidification Process Calculators

Saturation Humidity based on Vapor Pressure
​ LaTeX ​ Go Saturation Humidity = (0.6207)*(Vapour Pressure of Water at DBT/(1-Vapour Pressure of Water at DBT))
Absolute Humidity based on Weight of Air
​ LaTeX ​ Go Absolute Humidity = (Weight of Water Vapour/Weight of Bone Dry Air)
Percentage Humidity
​ LaTeX ​ Go Percentage Humidity = (Absolute Humidity/Saturation Humidity)*100
Humid Heat based on Absolute Humidity
​ LaTeX ​ Go Humid Heat = 1.005+1.88*Absolute Humidity

Moles of Water Vapour based on Molal Humidity Formula

​LaTeX ​Go
Moles of Water Vapour = Molal Humidity*Moles of Bone Dry Air
nWater = Hm*nAir

What is Molal Humidity?

Molal humidity, denoted as molality, represents the concentration of water vapor in air. It is expressed as the mass of water vapor (in kilograms) per kilogram of dry air, measured in units of mol/kg. Unlike relative humidity, molal humidity is not influenced by temperature and pressure changes, making it a valuable parameter in various scientific and engineering applications, particularly in thermodynamics and the analysis of air-water vapor mixtures. This measurement offers a precise assessment of the moisture content within a given mass of dry air, making it indispensable in fields like meteorology, environmental science, and chemical engineering, where accurate vapor-phase calculations and interactions are essential.

What is Humidification Process?

The humidification process involves adding moisture to indoor air to increase its relative humidity. It begins by measuring the current humidity level using a hygrometer. A desired humidity level is set, typically between 30% and 60%. Different humidification methods like evaporative, steam, or ultrasonic are chosen based on space requirements. The humidifier, often equipped with a humidistat, is then operated to release moisture. As the humidifier maintains the setpoint, it continuously monitors and controls humidity levels. Regular maintenance is essential to prevent issues and ensure safe and effective operation, especially in dry environments or during winter when indoor heating can dry out the air.

How to Calculate Moles of Water Vapour based on Molal Humidity?

Moles of Water Vapour based on Molal Humidity calculator uses Moles of Water Vapour = Molal Humidity*Moles of Bone Dry Air to calculate the Moles of Water Vapour, The Moles of Water Vapour based on Molal Humidity formula is defined as the product of Molal Humidity to the moles of bone dry air. Moles of Water Vapour is denoted by nWater symbol.

How to calculate Moles of Water Vapour based on Molal Humidity using this online calculator? To use this online calculator for Moles of Water Vapour based on Molal Humidity, enter Molal Humidity (Hm) & Moles of Bone Dry Air (nAir) and hit the calculate button. Here is how the Moles of Water Vapour based on Molal Humidity calculation can be explained with given input values -> 0.01625 = 0.65*25000.

FAQ

What is Moles of Water Vapour based on Molal Humidity?
The Moles of Water Vapour based on Molal Humidity formula is defined as the product of Molal Humidity to the moles of bone dry air and is represented as nWater = Hm*nAir or Moles of Water Vapour = Molal Humidity*Moles of Bone Dry Air. Molal Humidity is defined as the ratio of moles of vapour(condensable) to the moles of dry(non-condensable) gas & 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.
How to calculate Moles of Water Vapour based on Molal Humidity?
The Moles of Water Vapour based on Molal Humidity formula is defined as the product of Molal Humidity to the moles of bone dry air is calculated using Moles of Water Vapour = Molal Humidity*Moles of Bone Dry Air. To calculate Moles of Water Vapour based on Molal Humidity, you need Molal Humidity (Hm) & Moles of Bone Dry Air (nAir). With our tool, you need to enter the respective value for Molal Humidity & Moles of Bone Dry Air and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
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