MCQOPTIONS
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| 1. |
You want to demonstrate the phenomenon of diffusion to a group of school kids using two coloured gases. For this, you need to slow down the process. Which of the following tricks will help you achieve this feat? |
| A. | Cooling the gases |
| B. | Using gases of large molecular weights |
| C. | Decreasing the size of orifice |
| D. | All of the mentioned |
| Answer» E. | |