A calorimeter is made of a copper cup (m=32g) filled with water(m=875g). The cup and water are initially at 17 degrees Celsius. A chunk of iron at…

A calorimeter is made of a copper cup (m=32g) filled with water(m=875g). The cup and water are initially at 17 degrees Celsius. A chunk of iron at 230 degrees is added to the calorimeter. Equilibrium occurs at 68 degrees. How much iron was there (in grams)?