-7. A kilogram of water has a constant heat capacity of

4.2kJK^(-1)

over the temperatures range

0\\\\deg C

to

100\\\\deg C

. The water starts at

0\\\\deg C

and is brought into contact with a heat bath at

100\\\\deg C

. When the water has just thermalized at

100\\\\deg C

, what is the change in the entropy of the water, and that of the universe?

7. A kilogram of water has a constant heat capacity of 4.2kJK1 over the temperatures range 0C to 100C. The water starts at 0C and is brought into contact with a heat bath at 100C. When the water has just thermalized at 100C, what is the change in the entropy of the water, and that of the universe