How Long Does It Take to Heat Ice from -15C to 55C Water?

[TwoBelt]

Homework Statement

I just solved how much heat is needs to make a -15C ice to 55C water but i don't know how to find how long it takes.

How long will it take to reach 55C?

Homework Equations

The Attempt at a Solution

Not even sure where to begin

 

[rock.freak667]

Are you given a heater of some wattage is being used to provide the heat?

 

[TwoBelt]

yes its a 40 watt hot plate i didnt see that before. So would you do 40w=Q/T(variable)?

 

[rock.freak667]

yes its a 40 watt hot plate i didnt see that before. So would you do 40w=Q/T(variable)?

Yes, remember that Power = Rate of transfer of energy / time, so you are correct.