to 
by putting it in thermal contact with ice initially at .
What is the minimum mass of ice required to accomplish this purpose?
Name(s):
Suppose that you want to bring 1kg of mercury from
to
by putting it in thermal contact with ice initially at .
What is the minimum mass of ice required to accomplish this purpose?
For mercury, 
and 
. The enthalpy of melting of ice is 333.4J/g.