Section: Thermodynamics | Type: NAT | Marks: 2
100moles of moist air at 70% relative humidity is cooled from 70oC to 50oC at a constant pressure of 1bar. The vapour pressures of water are given in the table. The number of moles of water left in the moist air at the end of this process is _________(rounded off to two decimal places). 𝐓𝐞𝐦𝐩𝐞𝐫𝐚𝐭𝐮𝐫𝐞(𝐨𝐂) 𝐕𝐚𝐩𝐨𝐮𝐫𝐏𝐫𝐞𝐬𝐬𝐮𝐫𝐞(𝐤𝐏𝐚) 50 12.34 70 31.16
Answer: 10.50 to 11.50