In the following sentence, is there a better way to say "the break down of 70 minutes is"
In total, participants will spend 70 minutes in this study; the break down of 70 minutes is:
10 minutes for [x],
20 minutes for [y] and
40 minutes for [z]
Breakdown has many synonyms and with respect to its context in the statement, consider the following options: Split or divide. Also the sentence could be rephrased as, "In this study, participants will spend a total of 70 minutes, which will be split/divided as followed:" to be more efficient.