Question

conduct an experiment to show the diffusion of gases​

Answer 1

Answer:

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Answer 2

Method

1. Using sticky tape, stick small pieces of cotton wool to the inside end of two rubber bungs.

2. Add a few drops of concentrated hydrochloric acid to the cotton wool on one of the bungs and concentrated ammonia to the cotton wool on the other.

3. Quickly push the bungs into opposite ends of the tube ensuring that they are placed in position at the same time.

4. Observe for 10–15 minutes.