How Much Energy is Needed for a Carnot Refrigerator to Convert Water to Ice?

[ian 610]

Homework Statement

can you please help me solve this problem?

A carnot refrigerator takes heat from water @ 0 degrees celsius and rejects heat to a room at 27 degrees celsius. If 50 kg of water @ 0 degrees celsius is converted to ice @ 0 degrees celsius, how much energy must be supplied to the refrigerator?

please please help me find the answer..

Homework Equations

The Attempt at a Solution

 

[vela]

Per the rules of the forum, you need to show some attempt at working the problem on your own before you can receive help here.

 

[ian 610]

i would've done that if i had even any idea how to setup the problem.. so basically I am clueless how to do this one..

 

[Redbelly98]

There is a formula for calculating the energy involved in freezing or melting water. There is a formula for a Carnot cycle, relating the work done, the heat transferred, and the temperatures involved.

These formulas should be found in your textbook or class notes.