When an experiment is replicated how should the results of the two experiments compare

The results should be very similar if done correctly. There could always be room for error and they can differ. But if they differ too much, something is most likely wrong. :)

Elias is almost correct. he just got it backwards.the correct answer is that it demonstrates elastic potential energy transforming into kinetic energy.

Ethene molecular fórmula= c2h4molecular weight = 29.046g/molhope it : )