Fun with Bubbles

Bubbles are undoubtedly great fun, but do you know the chemistry behind some of their most famous behaviours? See if you can answer the questions below from St John’s Chemistry Tutor Professor Richard Compton and his research group.

Q: There are plenty of videos online where people trigger explosions by adding Mentos to Coke. How does this work?

 

Click here for the answer.

Q: Why do bubbles go down in Irish stout and up in cola? 

Click here for the answer.

 

Teachers we want to hear from you too if you want to get involved and set some questions of your own – email inspire@sjc.ox.ac.uk.

 

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