Which feature in the 1H NMR spectrum provides information about the relative number of each type of proton in a compound

The isotonic saline solution described in part a is connected to an unknown solution via a semipermeable membrane, the unknown solution level drops. based on this information, what can be said about these two solutions?

The fact that the total amount of energy in a system remains constant is a(n)

Show how to convert the temperature 84.7° c to kelvin. include all steps and label the final answer.