Complex sentence: In cyclohexane, the two chair conformations have the same energy, and at 25 ° C, 99.99% of all molecules in a cyclohexane solution will be in a chair conformation.
Split into simpler sentences: In cyclohexane, the two chair conformations have the same energy. At 25 ° C, 99.99% of all molecules in a cyclohexane solution will be in a chair conformation.