![SOLVED: Calculate the mass of water vapour present in a room of volume 400 m3 that contains air at 27 °C on a day when the relative humidity is 60 per cent. SOLVED: Calculate the mass of water vapour present in a room of volume 400 m3 that contains air at 27 °C on a day when the relative humidity is 60 per cent.](https://cdn.numerade.com/ask_previews/783de243-c609-4467-96ba-1f8a7efa57e9_large.jpg)
SOLVED: Calculate the mass of water vapour present in a room of volume 400 m3 that contains air at 27 °C on a day when the relative humidity is 60 per cent.
![Relative Humidity - Dew Point, Vapor & Partial Pressure, Evaporation, Condensation - Physics - YouTube Relative Humidity - Dew Point, Vapor & Partial Pressure, Evaporation, Condensation - Physics - YouTube](https://i.ytimg.com/vi/BqFVtlQa-2w/sddefault.jpg)
Relative Humidity - Dew Point, Vapor & Partial Pressure, Evaporation, Condensation - Physics - YouTube
![Calculate the weight of water in grams per litre of air at 20^(@)C and 45% relative humidity. Vapour pressure of water at 20^(@)C is 17.5 mmHg. Calculate the weight of water in grams per litre of air at 20^(@)C and 45% relative humidity. Vapour pressure of water at 20^(@)C is 17.5 mmHg.](https://d10lpgp6xz60nq.cloudfront.net/web-thumb/643367503_web.png)
Calculate the weight of water in grams per litre of air at 20^(@)C and 45% relative humidity. Vapour pressure of water at 20^(@)C is 17.5 mmHg.
![Condensation of water vapor from humid air inside vertical channels formed by flat plates - ScienceDirect Condensation of water vapor from humid air inside vertical channels formed by flat plates - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S2589004221015352-fx1.jpg)