MCQOPTIONS
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| 1. |
Two gases A and B having the same volume diffuse through a porous partition in 20 and 10 seconds respectively.The molecular mass of A is 49 u. Molecular mass of B will be? |
| A. | 25.00 u |
| B. | 12.25 u |
| C. | 50.00 u |
| D. | 6.50 u |
| Answer» C. 50.00 u | |