240 grams of cold water are heated up in a microwave with a power output of 1,000 watts. It takes the glass exactly 16 minutes to turn all of that water into steam.

a) Find the amount of energy involved in this entire process, in J.
b) Find the amount of energy involved only in evaporating the water when it is at 100 °C, in J.
c) Find the amount of energy involved only in raising the water's temperature to its boiling point, in J.
d) Find the water's initial temperature, in °C.