Which is the daughter element in the following decay equation? 231
Pa →
He +
227
AC
91
2
89
227
AC
O A. 89
4
He
O B. 2
231
91
Pa
O c.
223
87
O D.

the earth would become to overheated and everything alive on it will eventually die from overheating. plants will eventually die as well, water will evaporate, and it will be nothing but a hot planet without anything living on it.

"record the time to complete a chemical reaction" would most likely be part of a lab procedure.