Question

A very dilute gas mixture of sulfur dioxide in air is contacted with water in a 25 mm ID wetted wall column at 293K and 1 atm. The velocity of the gas mixture is 2.2 m/s. Estimate the Reynolds number of the gas mixture

ans: 5.3 x105

A tank is being drained through a hole at the bottom. The volume remaining in the tank at a given time is defined by the equation: V = 5(100 – t)², where V is in liters and t in minutes. After 20 minutes, the rate of draining in L/min

a	800
b	600
c	400
d	6400

Answer 1

Sometion!-(2) V = 5 clco -+)? dreaming eache odvi (10) 100 - +) (-1) at so (16) (100-20) ( a ) t = comin -au komin an 8 누 mini opsion (as Corneet.