Why coke erupts when mentos is added?(What we know)

1. Diet Coke is needed.

2. Mentos is needed.

3. Eruption is caused by nuecleation.

4. the caffeine, potassium benzoate, aspartame, and CO2 gas contained in the Diet Coke, in combination with the gelatin and gum arabic ingredients of the Mentos, all contribute to the jet effect.