At `27^@`C, 500 mL of helium diffuses in 30 min. What is the time (in hours) taken for 1000 mL of `SO_(2)` to diffuse under same experimental conditions ?

50 ml of hydrogen diffuses through a small hole from a vessel in 20 minutes. Time taken for 40 ml of oxygen to diffuse under similar conditions will be

300ml of O_2 diffused though a porous pot in 50 Sec. How long will it take for 500ml of CO_2 to diffuse under similar conditions.

50 mL of hydrogen diffuses through a small hole from vessel in 20 minutes time. Time taken for 4 mL of oxygen to diffuse out under similar conditions will be

50 mL of hydrogen diffuse through a small hole from a vessel in 20 mintues time. Time taken for 40 ml of oxygen to diffuse out under similar conditions will be :

2 grams of Helium diffuses from a porous plate in 4min. How many grams of CH_4 would diffuse through the same plate in same time under similar conditions?

2 grams of Helium diffuses from a porous plate in 4min. How many grams of CH_4 would diffuse through the same plate in same time under similar conditions?